1. A Cybernetician before Cybernetics*
2. Thomas, F.N. (1994), “The experience of solution‐oriented therapy: post therapy client interviewing”, Case Studies in Brief and Family Therapy, Vol. 8 No. 1, pp. 47‐58.
3. Thomas, F.N. and Macallan, G. (2001), “Extraordinary moments: the use of humor in therapy”, CONTEXT: The Magazine for Family Therapy and Systemic Practice, pp. 11‐13.
4. Varela, F.J. (1995), “Heinz von Foerster, the scientist, the man”, Stanford Humanities Review, Vol. 4 No. 2, available at: www.stanford.edu/group/SHR/4‐2/text‐varela.html (accessed 10 September 2003).
5. Physics and Anthropology: A Personal Account by the New President of the Wenner-Gren Foundation