Scott Hawley is a geneticist at the Stowers Institute. In this encore presentation, we hear how his career has its roots in a high school gym class ... and how that influences his work today. Plus: get to know the man behind your morning commute. He shares a story about the time he spent New Year's Eve playing Missile Command. Guests: Scott Hawley, Stowers Institute for Medical Research Michael Byars , KCUR Morning Announcer