On the TV show "Billions," one of the most important characters is Wendy Rhoades, the psychologist at Axe Capital who helps traders get out of their slumps. What viewers may not realize is that the job exists in real life. On this week's Odd Lots, we speak with Brett Steenbarger, a professor at SUNY Upstate Medical University and author of several books on trading psychology. Steenbarger, who has worked with several funds, explains to us what he actually with traders and how is work is similar to and different from the fictional TV character.