**First series, 1972-73, Technology and the frontiers of knowledge**
Saul Bellow: Literature in the age of technology.
Daniel Bell: Technology, nature, and society.
Edmundo O'Gorman: History, technology, and the pursuit of happiness.
Sir Peter Medawar: Technology and evolution.
Arthur C. Clarke: Technology and the limits of knowledge.
**Second series, 1973-74, Creativity and collaboration:**
Akio Morita: Creativity in modern industry.
James D. Watson: The dissemination of unpublished information.
Huw Wheldon: Creativity and collaboration in television programs.
Moshe Safdie: Collective consciousness in making environment.
Caspar W. Weinberger: Creativity and collaboration in government - The Budget Process
**Third series, 1974-75, The modern explorers**
Sir Edmund Hillary: South Pole - Continent of Adventure.
Sir Fred Hoyle: On the origin of the universe.
Willard F. Libby: Radiocarbon dating.
Isaac Asimov: The moon as threshold.
