Oh yes he did. We were absolutely baffled by corrupt elders in our congregation so we moved to another congregation and were treated badly by those elders.
We went to the library and were looking in the religious section so I guess we were ready for answers because that's not something we'd done before.
There on the shelf was Crisis of Conscience, we read it until the small hours and then we knew the whole organization was corrupt. We left a few months later. That guy has helped so many people.
This was in '89 not long after the whole big US apostate scandal which we later learned was about Ray Franz and the others. We were so grateful he didn't just go off and live his life, which he could have done, but he helped us leave too.