Evidence suggests Kaczynski participated in MKULTRA: http://www.theatlantic.com/past/docs/issues/2000/06/chase.htm http://www.theatlantic.com/past/docs/issues/

Evidence suggests Kaczynski participated in MKULTRA: http://www.theatlantic.com/past/docs/issues/2000/06/chase.htm http://www.theatlantic.com/past/docs/issues/2000/06/chase.ht... If so, this would have been a likely explanation for his chosen direction.