Mr. Ricci has served on our board of directors since February 2019. Since October 2018, Mr. Ricci has served as an Advisor to Lightspeed Venture Partners, an early-stage technology venture capital firm. Since September 2018, Mr. Ricci has served as an Advisor to Warburg Pincus, a private equity firm. Mr. Ricci served as Chief Executive Officer of Nuance Communications, Inc., a computer software technology company, from August 2000 to March 2018 and as its Chairman from March 1999 to February 2018. Mr. Ricci holds a B.A. and an M.A. in Economics from Stanford University.