Andy Merritt has been Head of Chemistry at the LifeArc CTD from 2009. In collaboration with academics, CTD develops and prosecutes innovative discovery programmes emerging from academic research. Previously Andy was a Director of Discovery Medicinal Chemistry at GSK, covering lead discovery from screening campaigns, outsource support for lead discovery chemistry and supply of tool compounds for target validation. Before 2001 he led interdisciplinary teams focusing on lead discovery and optimisation incorporating the development of new chemical technologies. Andy joined Glaxo as a senior medicinal chemist in 1988 following postdoctoral studies in the US, working on oncology and pain programs.