Yes, those are sexy schoolgirls behind him.
Apparently, the immensely-modest Dr.Hendricks did the shoot for the Danish ladmag Connery when they chose him as their "Man of The Month". And he thought it was not only entirely professional to imply that he is getting lots of female student ass, but also felt that his actual female students would enjoy being characterized this way.
I do, however, give the man bonus points for out-creeping one of the creepiest ads of 2011, that award-winning Brazilian KIA pedo travesty that caused shitstorms all the way to Korea.
If the timelines were reversed, I would have assumed he actually inspired the ad:
After raising predictable outrage, Dr. Hendricks issued this apology:
"To the Philosophical Community
Some recent pictures on my website have caused some debate. The intention was that the pictures, as a cover on a forthcoming magazine, might be used to view logic from a somewhat humorous and untraditional perspective appealing to larger audience which the magazine covers. However it had the opposite effect offending various parties in the philosophical community. I truly apologize for this and I stand completely corrected. I have removed the pictures from the website."Yeah, whatever.