"On the towpath we met & had to pass a long line of imbeciles. The first was a very tall young man, just queer enough to look at twice, but no more; the second shuffled & looked aside; and then one realised that every one in that long line was a miserable ineffective shuffling idiotic creature, with no forehead, or no chin, & and imbecile grin, or a wild suspicious stare. It was perfectly horrible. They should certainly be killed." Virginia Woolf, Saturday 9th January 1915. Article on Laura Stephen - Virginia Woolf's ' idiot ' half sister. (Laura Stephen at Earlswood Asylum) ( Schönbrunn Psychiatric Hospital, 1934. Photo by SS photographer Friedrich Franz Bauer.) Aktion 4 in Nazi Germany was the euthanasia programme which led to the extermination of 270,000 asylum patients. Hitler's Blacklist: After WWII ended, a black book containing a list of over 2,300 prominent British citizens was discovered among the papers of Nazi lea