Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2019

Accrued Expenses

Summary of accrued expenses

At December 31, 2019 and 2018, accrued expenses consist of the following (in thousands):

	As of
	December 31,		December 31,
	2019		2018
Accrued external research and development expense	$	4,088	$	3,284
Accrued payroll and related expenses		4,380		2,826
Accrued professional and consulting expense		929		890
Accrued other		213		157
	$	9,610	$	7,157