books.google.ca - Scholars exploring the history of science under the Nazis have generally concentrated on the Nazi destruction of science or the corruption of intellectual and liberal values. Racial Hygiene focuses on how scientists themselves participated in the construction of Nazi racial policy. Robert Proctor demonstrates...http://books.google.ca/books/about/Racial_hygiene.html?id=hogbxS2Gp1QC&q=percent&utm_source=gb-gplus-shareRacial hygiene