University of Bristol (1957-1961); work on electron beams and flux in a magnetic field with Yack Aharonov; work on plasmas and the separation of the individual and collective behavior with Gidon Carmi; conference on solid state electronic plasma theory in Utrecht (1959); read Georgii Gurdjieff, Peter Ouspensky, Buddhism, Indian and Christian philosophy; first meeting with Krishnamurti (June 1961); Birkbeck College, University of London (1961-1987); integrating mathematics, physics and philosophy in his teachings; lecturing about Causality and Chance in Modern Physics; differences between Niels Bohr, Wolfgang Pauli and Werner Heisenberg’s ideas on quantum mechanics.