The best explanation for the Austrian, Josef (imprisoned and had seven children with his daughter) Fritzl, is alcoholism.
Austrian monster Josef Fritzl: he could be simply crazy, but…
Statistics and anecdotes recounted in "Drunks, Drugs & Debits" provide a wealth of evidence that monstrous behaviors are generally rooted in alcoholism. While journalists often fail to mention that their subjects had prior arrests for behaviors directly linked to heavy drinking or drugging, when able to dig deep enough we usually find this connection. Whenever we shake our heads and wonder, "How could anyone engage in such conduct?"we should suspect alcoholism. As the "note to readers"below says, we not only give the benefit of the doubt without excusing, but also make sense of the nonsensical and point to the cure.
Josef Fritzl is one such case. While the only known indication of ...