DALLAS--(BUSINESS WIRE)--AT&T Inc. (NYSE:T) has appointed Richard W. Fisher to its board of directors. Mr. Fisher served as the president and CEO of the Federal Reserve Bank of Dallas from 2005 until March 2015, and as a Deputy U.S. Trade Representative from 1997 to 2001, where he oversaw the implementation of the North American Free Trade Agreement. He will serve on the Corporate Development and Finance Committee of AT&T’s board of directors. “Richard brings extraordinary banking and f