Former Army psychologist critical of military dies by 'suicide' 14 Jan 2013 Peter Linnerooth was an affable, punctual and conscientious graduate student at Minnesota State Mankato. He later earned a doctorate degree, became an Army psychologist and was deployed to Iraq during the height of the war... On Jan. 2, Linnerooth, 42, [allegedly] killed himself in Mankato. Linnerooth was awarded a Bronze Star after an honorable discharge in 2008 and became critical of the military's limited work on providing mental health care to soldiers, particularly to those with PTSD, in the pages of Time magazine and the New York Times. Capt. Linnerooth will be buried with full military honors at 11 a.m. Monday, Jan. 14, at Fort Snelling National Cemetery.