Sterilization and the Nazi biomedical visionEuthanasia : direct medical killing -- Resistance to direct medical killing -- Wild euthanasia : the doctors take over -- Participants -- Bringing euthanasia to the camps : action special treatment -- Auschwitz institution -- Selections on the ramp -- Selections in the camp -- Socialization to killing -- Prisoner doctors : the agony of selections -- Prisoner doctors : struggles to heal -- Prisoner doctors : collaboration with Nazi doctors -- Killing with syringes : phenol injections -- Experimental impulse -- Human being in an SS uniform : Ernst B. -- Dr. Auschwitz : Josef Mengele -- Healing-killing conflict : Eduard Wirths -- Doubling : the Faustian bargain -- Auschwitz self : psychological themes in doubling -- Genocide.