Krista Tippett interviewed S. James Gates Jr., Toll Professor of Physics and Director of the Center for String and Particle Theory at the University of Maryland in College Park, on January 25, 2012 from the studios of APM in St. Paul, MN. Gates was in the studios of NPR in Washington, D.C. This interview is included in the show “Uncovering the Codes for Reality.” Download the mp3 of the produced show at onbeing.org.