The past few decades have been a time of deep partisan animosity. On this week’s On The Media, how we might move beyond the current polarization. Plus, how one man’s obsession with organizing the natural world led him down a dark path. 

1. Lilliana Mason [@lilymasonphd], political psychologist at the University of Maryland, on why our political landscape became so polarized, and where we might go from here. Listen.

2. Lulu Miller [@lmillernpr], author of Why Fish Don’t Exist and co-host of WNYC’s Radiolab, charts the quest of taxonomist David Starr Jordan to categorize the world. Listen.