Guy Hayward was appointed CEO of JWT in the U.K. Mr. Hayward originally joined JWT, London, in 1987 as a graduate trainee, eventually landing at JWT, Barcelona, as an account director in 1990. During his tenure, he helped launched Adidas' "Impossible Is Nothing" campaign and led other agency start-ups including Sony. He later moved to WCRS and then to Wieden & Kennedy, Amsterdam, where his team produced some of the most awarded creative work for Nike to date.