Cathy Lego has served on our board since 2019. Ms. Lego is currently a member of the board of directors of Cypress Semiconductor Corporation, a publicly traded semiconductor design and manufacturing company, where she serves as the chair of the audit committee and a member of the nominating and corporate governance committee; IPG Photonics Corporation, a publicly traded producer of high-power fiber lasers, where she has been the chair of the compensation committee since 2017 and a member of the audit committee since 2016; and Lam Research Corporation, a publicly traded wafer fabrication equipment company, where she has been the chair of the compensation committee since 2015 and a member of the nominating and governance committee since 2014, and was chair of the audit committee from 2009 to 2014. From 2013 to 2016, she was a member of the board of directors of Fairchild Semiconductor International Inc., a fabricator of power management devices, where she was a member of the compensation committee and nominating and governance committee. From 1989 to 2002 and 2004 to 2016, she was a member of the board of directors of SanDisk Corporation, a publicly traded global developer of flash memory storage solutions, where she was the chair of the audit committee. From June 1992 to December 2018, Ms. Lego was an angel investor and financial consultant to early stage technology companies via Lego Ventures, LLC, where she served as its principal and owner. She previously practiced as a certified public accountant with Coopers & Lybrand (now PricewaterhouseCoopers). Ms. Lego holds a B.A. in Economics and Biology from Williams College and an M.S. in Accounting from the New York University Stern School of Business.