On 29 July 2020 he was named Chairman of the Board for cellular medicine startup GID BIO Inc., a company that has a potentially break-through treatment for osteoarthritis in late-stage regulatory review.

[3] Bostock is a 1962 Phi Beta Kappa graduate of Duke, where he was an English Literature major and a member of the varsity baseball and football teams.

Following the merger and subsequent creation of D'Arcy Masius Benton & Bowles in 1985, he served as president of the combined company.

[6] On 6 September 2011 Bostock fired Yahoo CEO Carol Bartz by telephone after stormy weather prevented their scheduled face-to-face meeting.

[9][10] He has three children (Victoria, Matthew and Kate) and seven grandchildren (Samuel, Anna and Luke Waters) (Storr, Zachary, Nina, and Ali Bostock).