Peter Leggett (1912–1995), known as D. M. A. Leggett, was a founding member of the Scientific and Medical Network (SMN). After studying applied mathematics at Trinity College, Cambridge, he dedicated his career to education. His positions included Principal of Battersea College of Technology and the first Vice-Chancellor of the University of Surrey. He wrote two books: A Forgotten Truth: A Spiritual Vision for Modern Man (1986, co-authored with Max Payne) and The Sacred Quest: By Experiment & Experience – The Next Step (1987).