Keeping off, stepping on and stepping off: the steppingstone theory reevaluated in the context of the Dutch cannabis experience

AUTHORS' NOTE: The authors are indebted to a large number of people in both the Netherlands and the United States who took the time to read and comment on drafts of this paper. Simon Stack provided continual editorial input. Dr. Adriaan C. M. Jansen of the University of Amsterdam, Bert Bieleman of Intraval, Groningen-Rotterdam, and Hans Dupont of the International Institute for Psycho-Social and Socio-Ecological Research in Maastricht provided invaluable insight and comments on the Dutch situation. In the United States, Dr. Bruce Johnson of National Development and Research Institutes, Inc., and Dr. Charles Winick of the Graduate Center of the City University of New York were sources of valuable criticism and discussion. Please address comments or reprint requests to: Stephen J. Sifaneck, National Development and Research Institutes, 1I Beach St., New York 10013.