Chris Nolet, C.P.A. (Retired), has served as our director since January 2021. Mr. Nolet is a retired audit partner at Ernst & Young LLP (E&Y) where he served from 2001 to June 2019. Prior to E&Y, Mr. Nolet served at PricewaterhouseCoopers LLP where he was admitted to the partnership in 1991. Mr. Nolet has served on the board of directors of Viela Bio, Inc. since August 2019, Revance Therapeutics, Inc. since July 2019, and PolarityTE, Inc. since April 2020. Mr. Nolet has also served on both the executive committee and finance committee (chair) of the California Life Sciences Industry Association for the past 21 years and is a former member of the Finance & Investment Committee and Emerging Companies Section of the Biotechnology Innovation Organization. Mr. Nolet is a Certified Professional Accountant (C.P.A.—retired) (California) and a former member of the American Institute of CPAs and the California Society of CPAs. Mr. Nolet holds a B.S. in Accounting from San Diego State University.