Simon Blackburn - Professor of Philosophy, University of Cambridge interviewed by Alan Macfarlane 21st April 2009 wikipidia entry

Maggie Boden - Research Professor of Cognitive Science (Informatics, Centre for Cognitive Science) interviewed by Alan Macfarlane 20th March 2015 wikipidia entry

Michael Langford - Professor Emeritus of Philosophy and Bioethics at Memorial University of Newfoundland, former Chaplain of Queens' College, Cambridge interviewed by Alan Macfarlane 21st September 2015

Michael Nedo - Director of the Wittgenstein Archive, Cambridge interviewed by Alan Macfarlane 17th February 2017 Wikipedia Entry