Michael Dee
Chairman of the Board
Currently, Michael Dee is the President and Chief Financial Officer of Graf and has been in this role since September 2018 and also serves as a member of Graf’s board of directors. Mr. Dee was a Senior Advisor to the President for Finance of the Asian Infrastructure Investment Bank in Beijing from January to July 2016 and also served as a member of its Investment Committee. From 2010 to 2015, Mr. Dee managed various private investments, including providing advice to SeaOne Maritime Corp., a startup focused on the monetization of natural gas and gas liquids and based in Texas. Mr. Dee was Senior Managing Director — International of Temasek Holdings Private Limited, Singapore’s sovereign investment company, from 2008 to 2010 and also served as a senior member of its Management Committee and Investment Committee. Prior to joining Temasek, Mr. Dee worked at Morgan Stanley from 1981 to 2007 in a variety of senior positions in its capital markets, mergers and acquisitions and firm management divisions, including acting as Regional Chief Executive Officer for Southeast Asia and as Head of Morgan Stanley’s Houston office. Mr. Dee served as the regional chairman of the Houston branch of Teach For America, Inc. and as a director of the Greater Houston Partnership. He was also appointed Singapore’s Honorary Consul General in Houston. Mr. Dee received a Bachelor of Science degree in Economics from the Wharton School of the University of Pennsylvania in 1981.
Chairman of the Board
Virginia Boulet
Director
Ms. Boulet was a Managing Director of Legacy Capital, LLC from April 2014 until 2019. From 2014 through 2018, she was an adjunct professor of law at Loyola University Law School. From 2002 to March 2014, Ms. Boulet served as Special Counsel at the law firm of Adams and Reese, LLP. She also served as President and Chief Operating Officer of IMDiversity, Inc. from March 2002 to March 2004. Prior to 2002, Ms. Boulet was a partner at the law firms of Phelps Dunbar, LLP, and Jones Walker. Ms. Boulet received a B.A. from Yale University, and a J.D., cum laude, from Tulane University.
Ernest Maddock
Director
Mr. Maddock served as Chief Financial Officer of Micron Technology, Inc. from 2015 until his retirement in 2018. Prior to that, he served as Executive Vice President and Chief Financial Officer of Riverbed Technology, Inc. from 2013 to 2015. From 1997 to 2013, Mr. Maddock served in various roles at Lam Research Corporation, culminating in the position of Chief Financial Officer from 2008 to 2013. Mr. Maddock has served on the boards of directors of Ultra Clean Holdings Inc. (Nasdaq: UCTT)  since June 2018 and Avnet (Nasdaq:  AVT)  since August 2021. Mr. Maddock previously served on the Board of  Intersil Corporation (Nasdaq: ISIL) from 2015 until its acquisition in 2017. Mr. Maddock received a BS in Industrial Management from the Georgia Institute of Technology and an MBA with a specialization in Finance from Georgia State University.
Kristin Slanina
Director
Kristin Slanina has been serving as an advisor on the transportation sector to the Velodyne Board since May 2021 and currently is the Managing Director of Charge Across America, the first of its kind, 10 day race starting October 31st from New York to Los Angeles, using only electric vehicles and highlighting the rapid innovations made in EV’s. She is soon to be appointed to be the Chief Innovation Officer at ParkMyFleet, creating new mobility hubs for the future. Previously, she served as TrueCar’s Chief Operating Officer where she led the newly formed solutions group and helped the company accelerate into its next phase of growth. Kristin spent the first 21 years of her career at Ford Motor Company, beginning as a powertrain engineer. For over six years Kristin worked in Ford’s Research and Advanced Engineering group before leading the global effort to define Ford’s overall vision on the future of mobility and address key societal and environmental issues. She has also held roles at Fiat Chrysler Automobiles after Ford. Kristin worked at Ernst & Young (“EY”), where she created and developed their Global Mobility Practice, advising clients on the future of mobility and smart cities. Her understanding of autonomous vehicle technology, connected car and electrification aided her in leading teams to define and implement new mobility business models, as well as how to scale those businesses. After EY, Kristin was Thirdware’s Chief Transformation officer from 2019 to 2020, where she led the Emerging Technology group, branching the company out into new areas such as vehicle software development, connected vehicles, machine learning and blockchain technology. Kristin holds an M.S. and a B.S. in Mechanical Engineering from Massachusetts Institute of Technology.
Ted Tewksbury, Ph.D
Chief Executive Officer
Since August 2019, Theodore L. Tewksbury, Ph.D. was CEO of Eta Compute, a provider of ultra-low power AI vision systems. Dr. Tewksbury has served as a member of the Board of Directors of Maxlinear, Inc. since May 2015. From February 2017 to March 2019, Dr. Tewksbury was Chairman, President and CEO of Energy Focus, Inc., a provider of high-performance LED lighting technology. Dr. Tewksbury served as interim president and chief executive officer of Entropic from November 2014 until MaxLinear’s acquisition of Entropic in April 2015. Dr. Tewksbury also served as a director of Entropic from September 2010 through April 2015. From 2013 to November 2014, Dr. Tewksbury was an independent consultant to technology companies. From 2008 to 2013, Dr. Tewksbury served as the president and chief executive officer and as a member of the board of directors of Integrated Device Technology, Inc., a publicly traded, mixed signal semiconductor solutions company. Prior to joining Integrated Device Technology, he was the president and chief operating officer of AMI Semiconductor, a mixed signal semiconductor company from 2006 to 2008. Prior to that, Dr. Tewksbury served as managing director at Maxim Integrated Products, Inc., a designer, manufacturer and seller of high-performance semiconductor products, from 2000 to 2006. Dr. Tewksbury was a member of the board of directors of the Global Semiconductor Alliance from 2011 to 2013. Dr. Tewksbury holds a B.S. in Architecture and an M.S. and a Ph.D. in Electrical Engineering and Computer Science from the Massachusetts Institute of Technology.
Christopher Thomas
Director
Christopher Thomas was most recently a partner with McKinsey & Company from January 2011 to June 2020. Mr. Thomas served as co-Managing Partner for the Firm’s Global Digital Strategy service line as well as its Global IoT service line, and as the leader of its Asia Semiconductor Practice. Mr. Thomas’ client and research work focused on the artificial intelligence, automotive, cloud computing, smart home, server and storage end markets; the automotive, wireless, networking, power, analog, flash memory, and CPU product segments; and the semiconductor equipment, foundry and fabless verticals. Mr. Thomas also founded the CEO Circle, a regular gathering of more than 200 Chinese CxOs and China heads of multinational companies. Prior to McKinsey, Mr. Thomas spent ten years at Intel. Mr. Thomas was the General Manager of Intel China and also held multiple executive roles at Intel’s global headquarters. These included Chief of Staff to Intel’s Chief Sales, Marketing and Strategy Officer. Chris began his career as a private equity investor at The Blackstone Group in New York City. Mr. Thomas is a Visiting Professor at Tsinghua University and an invited member of the US-China Track II Dialogues on the Digital Economy. Mr. Thomas received an MBA from Stanford Business School, where he was an Arjay Miller Scholar, in 2000; a Master of Arts in Political Science, from Stanford University in 2000; and a Bachelor of Science in Economics, summa cum laude, from the Wharton School in 1996.
Hamid Zarringhalam
Director

Mr. Zarringhalam is Corporate Vice President of Nikon Corporation. In this capacity, he is simultaneously Chief Executive Officer of Nikon Ventures Corporation, Co-General Manager of the Digital Solutions Business Unit in Nikon Corporation and Executive Vice President of Nikon Precision Inc. Nikon Ventures Corporation is responsible for the external investments, strategic alliances and private equity strategy of Nikon Corporation. The Digital Solutions Business Unit is responsible for leveraging Nikon core competencies to enable and scale growth in new markets. As EVP of Nikon Precision, he is responsible for Nikon strategic partnership activities in Semiconductor Lithography in the United States. Mr. Zarringhalam joined Nikon in 1987, and in his tenure with Nikon, he has served in various senior management capacities in technology, operations, business development, and other corporate groups, including serving as President of Nikon Precision Europe. He currently serves on the Board of wrnch, a Canadian Computer Vision technology company. He has also served in a Board capacity for several companies in the Nikon investment portfolio. Mr. Zarringhalam has a Bachelor of Science in Finance and a Master in Business Administration, both from the University of San Francisco.