Shaun is a health services researcher interested in efficient trial design, particularly around recruitment and retention and the effective presentation of research evidence. He also helped to develop PRECIS-2, a tool to match trial design decisions to the information needs of those intended to use the results. He leads an initiative called Trial Forge that aims to be more systematic about how we identify, generate and use research evidence in making trial design, conduct, analysis and reporting decisions. Finally, Shaun is an Editor-in-Chief of the journal Trials.