Jeffrey Wilke joined our board of directors in March 2022. Mr. Wilke has served as chairman of the board of directors of Re:Build Manufacturing, a privately-held industrial manufacturing group, since March 1, 2021. Before that, from 1999 through 2021, Mr. Wilke served in various senior executive roles at Amazon.com, Inc., including as chief executive officer of worldwide consumer, from April 2016 to March 2021, as senior vice president, consumer business, from February 2012 until April 2016, and as senior vice president, North America retail, from January 2007 until February 2012. Prior to Amazon.com, Mr. Wilke held executive positions at AlliedSignal (now Honeywell International Inc), an aerospace firm. He began his career writing code and managing software development projects at Andersen Consulting (now Accenture plc), a consulting firm. Mr. Wilke holds a B.S.E. in chemical engineering from Princeton University and an M.S. in chemical engineering and M.B.A. from Massachusetts Institute of Technology.