Mr. King has served as a member of our board of directors since September 2017. He has served as an independent biotechnology consultant and advisor since August 2016. Mr. King served as a member of the board of directors of VIVUS, Inc. a publicly traded pharmaceutical company, from May 2017 to December 2020, serving as interim Chief Executive Officer from December 2017 to April 2018 and interim President from April 2018 to May 2018. Mr. King previously served as President, Chief Executive Officer and a member of the board of directors of Alexza Pharmaceuticals, Inc., a publicly traded pharmaceutical company, from June 2003 until it was acquired by Grupo Ferrer in June 2016. From October 2015 to August 2016, Mr. King also served as Chief Financial Officer and Chief Accounting Officer of Alexza Pharmaceuticals, Inc. From September 2002 to April 2003, Mr. King served as President, Chief Executive Officer and a member of the board of directors of Cognetix, Inc., a privately held biopharmaceutical development-stage company. From January 1994 to February 2001, Mr. King held various senior executive positions at Anesta Corporation, a publicly traded pharmaceutical company, including President and Chief Operating Officer from January 1995 to January 1997 and President and Chief Executive Officer from January 1997 to October 2000, and was a member of the board of directors from January 1995 until it was acquired in October 2000 by Cephalon, Inc., a publicly traded biopharmaceutical company. Mr. King currently serves on the board of directors of Concentric Analgesics, Inc. and Kinaset Therapeutics, Inc., both privately held biotechnology companies. Mr. King received a B.A. in chemistry from McPherson College and an M.B.A. from the University of Kansas Graduate School of Business.