Erik is a physicist and engineer, with experience, gained in the US, Switzerland and Australia, covering fields as diverse as microwave components, power electronics, quantum electronics, communications, transport infrastructure, and industrial plant, and ranging from basic research to corporate management.  In recent years his main interest has been in the area of the evolution of society and the interaction between technology and society.  He is the author of ten books (one with W.R. Belcher), six book chapters, and over ninety articles.