I'm certainly no fan of Reagan or his administration, but I think this may be going a bit far. Then again, this study came out of Berkeley. That place is rabid with brainless liberalism. On a side note, I think this brings to light a flaw in the so-called "political spectrum." It lacks sufficient dimensionality.
Berkeley study links Reagan, Hitler
Psychological research on conservatives finds them 'less complex'
"In a study that ponders the similarities between former President Ronald Reagan, Adolf Hitler, Benito Mussolini and Rush Limbaugh, four American university researchers say they now have a better understanding of what makes political conservatives tick."