LOS ANGELES, California, April 24 -- The University of Southern California Viterbi School of Engineering issued the following news: * * * Mapping Our Emotionally-Divided Society USC ISI researchers develop a novel mathematical model that helps explain why we're polarized In our polarized political system, what's one thing that Democrats and Republicans have in common? Growing distrust and dislike for each other. New research published in PNAS NEXUS from the USC Viterbi Information Sciences  more