Accrued expenses and other current liabilities (Tables)

3 Months Ended

Mar. 31, 2020

Accrued expenses and other current liabilities

Schedule of accrued expenses and other current liabilities

	March 31,		December 31,
	2020		2019
Accrued employee compensation and benefits	$	740	$	1,606
Accrued external research and development expenses		4,998		6,361
Accrued legal and professional fees		657		370
Operating lease liability		230		—
Other		126		85
	$	6,751	$	8,422