A discussion between
M. H. A. Newman , F.R.S.
Professor of Mathematics in the University of Manchester
A. M. Turing , F.R.s.
Lecturer in Mathematics in the University of Manchester
Sir Geoffrey Jefferson , F.R.S.
Professor of Neuro-Surgery in the University of Manchester
R. B. Braithwaite
Fellow of King's College. Cambridge
(The recorded broadcast of Jan. 14)