In April 2010, Greenhalgh was appointed Professor of Primary Health Care and Dean for Research Impact at Queen Mary University of London.[3] Her role included setting up and leading the Healthcare Innovation and Policy Unit in the Centre for Health Sciences at Barts and the London School of Medicine and Dentistry.[4]
In January 2015, Trish Greenhalgh took up the post of Professor of Primary Care Health Sciences and Fellow of Green Templeton College at the University of Oxford.[5]
In September 2016, she was one of 14 scientists, doctors, and policymakers who signed onto an open letter[6] to Prime Minister UK Theresa May calling for an inquiry into Secretary of State for Health Jeremy Hunt's claim that inadequate weekend staffing at the National Health Service led to avoidable patient deaths.[7][8]
She is the author/co-author of more than 580 peer-reviewed publications and 8 textbooks.[10][11]
How to Read a Paper, her widely-read book on how to assess medical research papers first appeared in 1997.[12] The sixth edition was published in 2019.[13]