The Maxwell Lecturers and Chairmen
on the steps of The Royal Society of Edinburgh.

Left to right: Peter Higgs, Malcolm Longair, William Stewart, Francis Everitt, Angus MacIntyre (behind Francis Everitt), David Ritchie

1. Prof. Everitt at the overhead projector
2. Prof. Longair
3. Prof. Stewart
4. Prof. Higgs takes a question from the audience as Prof. Ritchie looks on.