Raman K. Chitkara has served as a member of our Board since November 2019, and as lead independent director of our Board since January 2020. Since January 2021, Mr. Chitkara has served as a board member and chair of the audit committee of Arteris, Inc., a provider of interconnect and other intellectual property technology. Since March 2021, Mr. Chitkara has served as a board member of Automation Anywhere, Inc., an intelligent automation platform provider. From September 1984 to June 2018, Mr. Chitkara worked at PricewaterhouseCoopers LLP ( PwC ), a public accounting firm, where he served in various capacities including as partner, global technology industry leader, and global semiconductor industry leader. During his tenure at PwC, Mr. Chitkara held numerous leadership positions, including membership of the audit quality board and leader of the global assurance technology, information, communication, entertainment, and media practice. Mr. Chitkara served as a board member and chair of the audit committee of Xilinx, Inc., a technology and programmable logic device company, from August 2018 to February 2022. Mr. Chitkara holds a Bachelor of Commerce in accounting and business management from Shri Ram College of Commerce. We believe Mr. Chitkara is qualified to serve on our Board due to his extensive knowledge and experience with public company financial accounting matters for complex global organizations, including those in the semiconductor and technology sectors.