Exhibit 31.1

Certification Pursuant to Rule 13a-14(a) or 15d-14(a)

of the Exchange Act, as adopted Pursuant to Section 302 of the

Sarbanes-Oxley Act of 2002

I, Michael L. Baur, certify that:

1. I have reviewed this annual report on Form 10-Q/A of ScanSource, Inc.; and

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

/s/ Michael L. Baur

Michael L. Baur, Chief Executive Officer (Principal Executive Officer)

Date: October 24, 2014