Dr Bristol’s career in drug discovery research and development spans over 32 years and includes senior positions at Schering-Plough, Parke-Davis, and Pfizer. Most recently, he held the position of Senior Vice President, Worldwide Drug Discovery Research at Pfizer Global Research & Development in New London (Connecticut, USA); a role in which he was responsible for more than 3,000 scientists and colleagues at seven Pfizer sites.
Dr Bristol joined Parke-Davis in 1980, where he held positions of increasing responsibility in chemistry and drug discovery. Whilst at Parke-Davis, he was a member of numerous collaboration oversight committees with responsibility for joint research programs established between Parke-Davis and other pharma companies. Dr Bristol is a member of the Board of Directors and Scientific Advisory Boards of a number of biotechnology companies and advises to a number of venture capital firms.