University of Oxford 1973-1975; Mackinnon Scholar, Mathematics; Johnson Exhibitioner, Theoretical Physics; Masters degree First Class Honours (Physics)
Diplomatic Service for British Government in the Gilbert Islands, South Pacific as the last English District Officer before independence from the Crown, 1975 to 1977.
The Alexander Proudfoot Company of Chicago 1977 to 1983. Starting as a junior consultant and rising through all the ranks to Director General, Europe at age 29.
Chief Executive, Booker Tate Ltd. 1984 to 1991. Booker Tate was the largest manager of Tropical Agriculture in the developing world, working in 26 countries.
CarnaudMetalbox 1992 to 1993. CarnaudMetalbox was Europe's leading packaging company with 30,000 employees in 160 factories and 40 countries globally. Mark was responsible for initiating cultural change in manufacturing.
Mark worked as an independent consultant 1993 to 2003 coaching organisations in Central Europe after the fall of the Berlin Wall.
President of Efeso Consulting USA, 2003 to 2016, creating a Change Leadership course taught in 30 countries.
In parallel (1989 to 2001) trained and practiced in psychotherapy, receiving the membership of the Institute of Group Analysis, London and membership of the United Kingdom Council of Psychotherapists.
Working with indigenous tribal shamans from Africa and the Americas (1993 to date)
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