Trevor is Chairman of the Drug Discovery Company, e-Therapeutics and a member of the Boards of Directors of Techimmune LLC and EDX Medical plc. He was a Director of Allergan Inc. (USA), R&D Director of The Wellcome Foundation and Director General of The ABPI.

He holds honorary degrees and Gold Medals from 8 universities; is a founder member of Medicines for Malaria Venture (MMV);was a member of The UK Government Regulatory Agency, The Medicines Commission; advisor to the Cabinet Office on the Human Genome project; Chair of the UK Government Advisory Group on Genetics Research; member of the Wales Government Bevan Commission on health; the EU Commission IMI Scientific Advisory Board…and advised the Government of the Netherlands TiPharma on Life Science.