Nazi medicine studies the step-by-step process that led the German medical profession down an unethical road to genocide. The Cross and the Star finds disturbing echoes of anti-semitism in the otherwise profound, lyrical gospel of St. John, the sermons of St. Augustine, the writings of Martin Luther and in the voices of the Crusaders and the Spanish Inquisitors - all of which may have helped sow the ideological seeds that developed into Nazism.