Sir Howard Stringer born 19 February 1942 is a WelshAmerican businessman He had a 30year career at CBS culminating in him serving as the president of CBS News from 1986 to 1988 then president of CBS from 1988 to 1995 He served as chairman of the board chairman president and CEO of Sony Corporation from 2005 to 2012 He is also the head of the board of trustees of the American Film Institute and now serves as a nonexecutive director of the BBC He was knighted in 1999