Stephenson retired in early 2021 as exedcutive chairman of the board of AT&T after a 38-year career with the company that began with Southwestern Bell Telephone. He served as president from 2007 through 2019. He currently is chairman of the Business Roundtable. Mr. Stephenson has held a variety of high-level finance, operational and marketing positions with AT&T, including serving as Chief Operating Officer from 2004 until his appointment as Chief Executive Officer in 2007 and as Chief Financial Officer from 2001 to 2004. He began his career with the Company in 1982. Mr. Stephenson received his B.S. in accounting from Central State University and earned his Master of Accountancy degree from the University of Oklahoma. He is the Chairman of the Executive Committee. He has been a Director of AT&T since 2005. Mr. Stephenson is a Director of Emerson Electric Co.