<?xml version="1.0" ?>
<informationTable xsi:schemaLocation="http://www.sec.gov/edgar/document/thirteenf/informationtable eis_13FDocument.xsd" xmlns="http://www.sec.gov/edgar/document/thirteenf/informationtable" xmlns:n1="http://www.sec.gov/edgar/document/thirteenf/informationtable" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <infoTable>
    <nameOfIssuer>A.O. Smith</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>831865209</cusip>
    <value>2592</value>
    <shrsOrPrnAmt>
      <sshPrnamt>33833</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>33833</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Adobe Systems</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>00724F101</cusip>
    <value>163547</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1740969</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1740969</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Advance Auto Parts</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>00751Y106</cusip>
    <value>75865</value>
    <shrsOrPrnAmt>
      <sshPrnamt>504055</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>504055</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Alphabet</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>02079K107</cusip>
    <value>187936</value>
    <shrsOrPrnAmt>
      <sshPrnamt>247649</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>247649</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Amazon</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>023135106</cusip>
    <value>182165</value>
    <shrsOrPrnAmt>
      <sshPrnamt>269518</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>269518</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Apple</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>037833100</cusip>
    <value>144996</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1377505</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1377505</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Automatic Data Processing</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>053015103</cusip>
    <value>35322</value>
    <shrsOrPrnAmt>
      <sshPrnamt>416922</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>416922</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Biogen</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>09062X103</cusip>
    <value>27793</value>
    <shrsOrPrnAmt>
      <sshPrnamt>90723</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>90723</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>BlackRock</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>09247X101</cusip>
    <value>72795</value>
    <shrsOrPrnAmt>
      <sshPrnamt>213775</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>213775</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Boeing Co.</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>097023105</cusip>
    <value>65606</value>
    <shrsOrPrnAmt>
      <sshPrnamt>453739</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>453739</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Bristol-Myers</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>110122108</cusip>
    <value>58942</value>
    <shrsOrPrnAmt>
      <sshPrnamt>856834</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>856834</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Cabot Oil &amp; Gas</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>127097103</cusip>
    <value>427</value>
    <shrsOrPrnAmt>
      <sshPrnamt>24117</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>24117</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Cerner</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>156782104</cusip>
    <value>76355</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1268987</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1268987</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Chipotle Mexican Grill</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>169656105</cusip>
    <value>2241</value>
    <shrsOrPrnAmt>
      <sshPrnamt>4671</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>4671</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Cisco Systems</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>17275R102</cusip>
    <value>111838</value>
    <shrsOrPrnAmt>
      <sshPrnamt>4118519</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>4118519</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Citrix Systems</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>177376100</cusip>
    <value>146321</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1934183</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1934183</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Costco</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>22160K105</cusip>
    <value>84389</value>
    <shrsOrPrnAmt>
      <sshPrnamt>522535</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>522535</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>CVS Health Corporation</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>126650100</cusip>
    <value>99767</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1020423</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1020423</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>DaVita</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>23918K108</cusip>
    <value>74127</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1063357</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1063357</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Delphi Automotive plc</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>G27823106</cusip>
    <value>57884</value>
    <shrsOrPrnAmt>
      <sshPrnamt>675188</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>675188</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Dollar General</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>256677105</cusip>
    <value>43601</value>
    <shrsOrPrnAmt>
      <sshPrnamt>606664</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>606664</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Donaldson</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>257651109</cusip>
    <value>1186</value>
    <shrsOrPrnAmt>
      <sshPrnamt>41397</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>41397</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Ecolab Inc.</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>278865100</cusip>
    <value>50019</value>
    <shrsOrPrnAmt>
      <sshPrnamt>437308</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>437308</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Envision Healthcare</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>29413U103</cusip>
    <value>20424</value>
    <shrsOrPrnAmt>
      <sshPrnamt>786453</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>786453</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Facebook</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>30303M102</cusip>
    <value>69816</value>
    <shrsOrPrnAmt>
      <sshPrnamt>667076</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>667076</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Fiserv, Inc.</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>337738108</cusip>
    <value>3902</value>
    <shrsOrPrnAmt>
      <sshPrnamt>42668</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>42668</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>FLIR Systems</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>302445101</cusip>
    <value>1213</value>
    <shrsOrPrnAmt>
      <sshPrnamt>43220</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>43220</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Gilead Sciences</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>375558103</cusip>
    <value>115443</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1140854</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1140854</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Global Payments</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>37940X102</cusip>
    <value>2652</value>
    <shrsOrPrnAmt>
      <sshPrnamt>41114</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>41114</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>GNC Holdings</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>36191G107</cusip>
    <value>47095</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1518226</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1518226</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Greenhill &amp; Co.</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>395259104</cusip>
    <value>20583</value>
    <shrsOrPrnAmt>
      <sshPrnamt>719445</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>719445</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Healthcare Services Group</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>421906108</cusip>
    <value>816</value>
    <shrsOrPrnAmt>
      <sshPrnamt>23405</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>23405</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Honeywell International</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>438516106</cusip>
    <value>96916</value>
    <shrsOrPrnAmt>
      <sshPrnamt>935750</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>935750</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>IHS</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>451734107</cusip>
    <value>44067</value>
    <shrsOrPrnAmt>
      <sshPrnamt>372097</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>372097</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>IMAX</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>45245E109</cusip>
    <value>2398</value>
    <shrsOrPrnAmt>
      <sshPrnamt>67487</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>67487</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Intl Business Machines</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>459200101</cusip>
    <value>26458</value>
    <shrsOrPrnAmt>
      <sshPrnamt>192253</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>192253</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Intuit</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>461202103</cusip>
    <value>47675</value>
    <shrsOrPrnAmt>
      <sshPrnamt>494038</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>494038</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>IPG Photonics</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>44980X109</cusip>
    <value>2587</value>
    <shrsOrPrnAmt>
      <sshPrnamt>29010</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>29010</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Keurig Green Mountain</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>49271m100</cusip>
    <value>834</value>
    <shrsOrPrnAmt>
      <sshPrnamt>9273</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>9273</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Lowe's Companies</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>548661107</cusip>
    <value>86074</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1131957</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1131957</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Mead Johnson</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>582839106</cusip>
    <value>44498</value>
    <shrsOrPrnAmt>
      <sshPrnamt>563625</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>563625</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Medivation</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>58501N101</cusip>
    <value>37061</value>
    <shrsOrPrnAmt>
      <sshPrnamt>766678</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>766678</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Medtronic plc</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>G5960L103</cusip>
    <value>113896</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1480706</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1480706</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Microsoft</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>594918104</cusip>
    <value>64945</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1170599</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1170599</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Middleby</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>596278101</cusip>
    <value>1087</value>
    <shrsOrPrnAmt>
      <sshPrnamt>10081</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>10081</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Monster Beverage</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>61174x109</cusip>
    <value>88280</value>
    <shrsOrPrnAmt>
      <sshPrnamt>592641</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>592641</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>NIKE</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>654106103</cusip>
    <value>73346</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1173542</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1173542</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>PepsiCo</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>713448108</cusip>
    <value>37123</value>
    <shrsOrPrnAmt>
      <sshPrnamt>371532</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>371532</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>PRA Group</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>69354n106</cusip>
    <value>1562</value>
    <shrsOrPrnAmt>
      <sshPrnamt>45018</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>45018</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Precision Castparts</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>740189105</cusip>
    <value>66490</value>
    <shrsOrPrnAmt>
      <sshPrnamt>286581</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>286581</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Priceline Group</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>741503403</cusip>
    <value>146761</value>
    <shrsOrPrnAmt>
      <sshPrnamt>115111</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>115111</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Quintiles</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>74876Y101</cusip>
    <value>31590</value>
    <shrsOrPrnAmt>
      <sshPrnamt>460094</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>460094</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Restoration Hardware</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>761283100</cusip>
    <value>44455</value>
    <shrsOrPrnAmt>
      <sshPrnamt>559538</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>559538</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Roper Technologies</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>776696106</cusip>
    <value>79426</value>
    <shrsOrPrnAmt>
      <sshPrnamt>418494</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>418494</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Ross Stores</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>778296103</cusip>
    <value>1845</value>
    <shrsOrPrnAmt>
      <sshPrnamt>34296</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>34296</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Southwest Airlines</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>844741108</cusip>
    <value>126205</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2930912</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>2930912</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Stericycle</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>858912108</cusip>
    <value>1781</value>
    <shrsOrPrnAmt>
      <sshPrnamt>14766</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>14766</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Symantec Corporation</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>871503108</cusip>
    <value>580</value>
    <shrsOrPrnAmt>
      <sshPrnamt>27627</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>27627</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>TD Ameritrade</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>87236Y108</cusip>
    <value>64488</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1857908</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1857908</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Tiffany &amp; Co.</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>886547108</cusip>
    <value>2024</value>
    <shrsOrPrnAmt>
      <sshPrnamt>26524</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>26524</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Trimble Navigation Ltd.</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>896239100</cusip>
    <value>1121</value>
    <shrsOrPrnAmt>
      <sshPrnamt>52270</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>52270</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Tupperware Brands</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>899896104</cusip>
    <value>1769</value>
    <shrsOrPrnAmt>
      <sshPrnamt>31788</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>31788</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Twenty-First Century Fox</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>90130A101</cusip>
    <value>66113</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2434222</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>2434222</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Ulta</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>90384S303</cusip>
    <value>3330</value>
    <shrsOrPrnAmt>
      <sshPrnamt>18000</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>18000</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Under Armour</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>904311107</cusip>
    <value>67589</value>
    <shrsOrPrnAmt>
      <sshPrnamt>838471</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>838471</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>UPS</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>911312106</cusip>
    <value>38045</value>
    <shrsOrPrnAmt>
      <sshPrnamt>395359</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>395359</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Vertex Pharmaceuticals</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>92532F100</cusip>
    <value>32260</value>
    <shrsOrPrnAmt>
      <sshPrnamt>256377</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>256377</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Visa</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>92826C839</cusip>
    <value>187444</value>
    <shrsOrPrnAmt>
      <sshPrnamt>2417073</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>2417073</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Waters Corporation</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>941848103</cusip>
    <value>2551</value>
    <shrsOrPrnAmt>
      <sshPrnamt>18953</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>18953</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Whole Foods Market</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>966837106</cusip>
    <value>66752</value>
    <shrsOrPrnAmt>
      <sshPrnamt>1992605</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>1992605</None>
    </votingAuthority>
  </infoTable>
  <infoTable>
    <nameOfIssuer>Yum! Brands</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
    <cusip>988498101</cusip>
    <value>38498</value>
    <shrsOrPrnAmt>
      <sshPrnamt>527014</sshPrnamt>
      <sshPrnamtType>SH</sshPrnamtType>
    </shrsOrPrnAmt>
    <investmentDiscretion>SOLE</investmentDiscretion>
    <votingAuthority>
      <Sole>0</Sole>
      <Shared>0</Shared>
      <None>527014</None>
    </votingAuthority>
  </infoTable>
</informationTable>
