I actually tried LSD a couple of times because of this article, back when it was written. It was a pretty enjoyable experience, and I'd recommend it to anyone who is interested in trying it, with a few caveats. First, you need to have an experienced sitter with you. You're in for the full 8-10 hours, and on the off chance you start having a bad trip (things getting really dark and scary), you need someone to ground y…
Check out the Marsh Chapel Experiment,[1] "Varieties of Psychedelic Experience",[2] the "Psychedelics Encyclopedia",[3] and Erowid's trip reports[4] for examples of people who did have massively transformative experiences.
That said, from what I've read, it's relatively rare for LSD to radically transformative in the long run (for various, psychologically interesting reasons). However, short-term transformation is relatively common, given a high enough dose and the proper set and setting.
[1] - https://en.wikipedia.org/wiki/Marsh_Chapel_Experiment
[2] - http://www.amazon.com/Varieties-Psychedelic-Experience-Class...
[3] - http://www.amazon.com/Psychedelics-Encyclopedia-Peter-Staffo...
[4] - https://www.erowid.org/