The share of the U.S. population that’s over the age of 65 has grown significantly in the past two decades, and colleges are looking to those septa- and octogenarians to become part of campus life.

Some colleges are teaching students the art of having productive political conversations with people they disagree with. Marketplace’s David Brancaccio discusses the school administrators behind the movement and how it prepares students for entering the workforce.

The students who are returning to community college classrooms today are less interested in earning a bachelor’s degree. They’re coming for vocational training and high-tech skills.