In this Majority Report clip, a listener calls in to share his experience volunteering alongside Libertarians for Bernie Sanders, and shares their mysterious motivations.

Sam Seder is an American comedian, writer, actor, film director, television producer-director, and progressive talk radio host. His works include the film Who's the Caboose? (1997) starring Sarah Silverman and Seder, as well as the television shows Beat Cops (2001) and Pilot Season (2004). He also appeared in Next Stop Wonderland (1998). Seder also made guest appearances on Spin City (1997), Sex and the City (2000) and America Undercover (2005).