Foreign Policy's Passport blog has a piece on Hillary Clinton's dark Alinskyite past, with a link to the once-suppressed honors thesis on Saul Alinsky that she did at Wellesley College in 1969.
There is no dark secret in the thesis itself, however, since it amounts to little more than an extended book report. I thought it was a crushing bore when I read it a few years ago.
But Hillary does have a dark secret from those days. Check out the outfit she wore at a press interview around the time of her valedictory address at Wellesley:
Those pants may have been too radical even for 1969.