Hitler's Turncoat Tutor Benjamin Ziemann examines the enigma of Karl Mayr, the reclusive army officer who nurtured Adolf Hitler’s early political career. Benjamin Ziemann | Published in History Today Volume 63 Issue 1 January 2013 To continue reading this article you will need to purchase access to the online archive. Buy Online Access Buy Print & Archive Subscription If you have already purchased access, or are a print & archive subscriber, please ensure you are logged in. Please email digital@historytoday.com if you have any problems.