Moves by Colorado and Washington to decriminalize marijuana possession raise lots of questions. We consider American's use and abuse of illegal substances and how it effects the country at home and abroad.

One of the country's largest teachers' unions, the AFT, is proposing rigorous new credentials for teachers, similar to the bar exam for lawyers. We explore this and other education reform issues with Randi Weingarten, head of the AFT.

Uganda is a critical U.S. ally in the East and Central Africa. But its government has been criticized for creating a hostile--- sometimes deadly -- environment for the LGBT community.

Howard Ross joins Kojo to consider how qualities like gravitas and factors like appearance effect us in, and outside of, the workplace.

"The Black Swan" author Nassim Nicholas Taleb discusses his latest work "Antifragile" and how we can thrive in a world controlled by randomness.

Architect and Washington Post columnist Roger K. Lewis returns to discuss how landscapes shape the face of Washington, and the challenge of maintaining them.

Lawrence Guyot's lifetime of activism spanned from the Mississippi Freedom Summer to local debates about the future of Ward 1 in Washington, D.C.

Labor issues are hitting some big-name companies, including Hostess cakes where a strike could shut down operations permanently. We explore the strategies of companies and workers, and whether labor movements are gaining traction after years of being on the defensive.

Domingo Martinez is the only author without a Pulitzer Prize to be nominated for this year's National Book Award. He joins Diane to discuss his memoir about growing up between two cultures on the border of Texas and Mexico.