Robert (not Thomas) Friedman probably has a good read on Doug's question. My sense from his reportage is that tons on ultra-Ortodoz Jews from Brooklyn are the core of the settlers. Michael Pugliese P.S. The below is not a polemical comment. Friedman's book on Kahane was published by Lawrence Hill, a lefty publisher. Noontide Press is the outlet of Willis Carto, the far rightist, Holocaust Denier.
Noontide Press -- False Prophet Meir Kahane (Robert I. Friedman) The Noontide Press: Conspiracy, Communism, Zionism. 0965 False Prophet: Rabbi Meir Kahane -- From FBI Informant to Knesset Member. http://www.noontidepress.com/catalog/0965.html