Dr Humphreys is committed to maximising the benefits from research data and has experience in clinical trials, both in UK academic institutions, and in the field in East Africa. She has an MSc from the London School of Tropical Medicine and Hygiene and a PhD from the University of Glasgow. She worked for six years at WWARN, leading multiple individual patient data meta analyses with antimalarial clinical data. Dr Humphreys currently works in Open Research at Wellcome where she leads on clinical trial transparency and data sharing.

She currently sits on the ISRCTN Board, the BMGF Highly Efficient Clinical Trials Advisory Board, and the Health Research Authority Transparency Forum, and is an Associate Editor for RSTMH Transactions journal.