Accrued expenses and other current liabilities

9 Months Ended

Sep. 30, 2019

Accrued expenses and other current liabilities

Accrued expenses and other current liabilities

5. Accrued expenses and other current liabilities

Accrued expenses and other current liabilities consisted of the following (in thousands):

	September 30,		December 31,
	2019		2018
Accrued employee compensation and benefits	$	1,530	$	1,610
Accrued external research and development expenses		2,628		3,814
Income taxes payable		11		15
Accrued professional fees		1,224		1,494
Current portion of operating lease liabilities		602		—
Other		40		99
	$	6,035	$	7,032