1 Mr. Cohen has been a member of our Board since July 31, 2018. He was appointed to the Audit Committee on July 31, 2018.

2 Mr. Reynolds served on the Audit Committee until July 31, 2018.

3 Dr. Shimer has been a member of our Board since January 2, 2019. She was appointed to the Audit Committee on March 15, 2019.