Professor Ivor Grattan-Guinness, an eminent mathematician and former SPR Council member, died recently. He edited the compilation Psychical Research: A guide to its History, Principles and Practices, in celebration of 100 years of the Society for Psychical Research (Aquarian Press, 1982). He also contributed a number of articles and reviews to the Journal of the SPR.
An obituary appeared in the Guardian:
He is interviewed about Scole here: