Five programmes on the origin of a human being.

The focus of much modern research is on the narrow barrier of tissue through which pass all the substances needed by the developing human being.
Speakers taking part: Professor J. D. Boyd, Professor F. W. Brambell, F.B.S.,
Professor A. Jost, Professor P. B. Medawar, C.B.E., F.R.S.
Introduced by David Lutyens.