Complex sentence: The authoritarian personality syndrome Adorno, Frenkel-Brunswick, Levinson, Sanford (1950) is a theory that was developed by researchers at The University of California, that led to a book that was subsidized by the American Jewish Committee.
Split into simpler sentences: The authoritarian personality Adorno, Frenkel-Brunswick, Levinson, Sanford (1950) is a syndrome theory that was developed by researchers at The University of California. It was also developed into a book that was subsidized by the American Jewish Committee.