Did Adolf Hitler suffer from dementia? Dr. Abraham N. Lieberman who was a eminent neurologist at the Barrow Neurological Institute in Phoenix and the clinical director of the National Parkinson Foundation thought the dictator suffered dementia in the form of Parkinson's disease according to the Los Angeles Times: "Hitler's Parkinson's, he argues, may have been caused by a viral infection incurred around 1916, when a pandemic of Von Economo's encephalitis hit Europe. Encephalitis is an inflammation of the brain caused, in this case, by a still-unidentified virus." '...The first symptoms of Hitler's Parkinson's were apparent, Lieberman says, in Leni Reifenstahl's 1934 film "Triumph of the Will," made when Hitler was 45 years old. The decreased and slowed movement of his left arm, a symptom called bradykinesia, was visible when he arrived at a Nazi Party congress in the morning, Lieberman says." "... And finally, Lie