Overheard with Evan Smith - Season 4

Joyce Banda is Malawi's first female president. She served as Minister of Foreign of Affairs and Vice President. Banda is an advocate for women's and children's rights. Forbes magazine named her one of Africa's most powerful women.

Richard M. Daley is the longest-serving mayor in the history of Chicago, following his father. Daley served in the Illinois State Senate and as the Cook County State's Attorney. He left office in 2011.

Aimee Mann lead the 80s new-wave group Til Tuesday before embarking on a solo career. She was nominated for an Academy Award for her song "Save Me," from the film Magnolia. Her most recent album Charmer was released in 2012.

Eugene Robinson is a columnist for The Washington Post. He won the Pulitzer in 2009 for Commentary for his writing about the 2008 campaign and the historical significance of the election of the first African-American president.

Jonathan Alter is an author and commentator, who was at Newsweek for close to three decades. He has written three New York Times best-sellers about American presidents. Alter's most recent book is The Center Holds: Obama and His Enemies.

Jonathan Lethem is an award-winning, best-selling novelist, essayist and short story writer. Lethem's most recent novel, released in September, is Dissident Gardens.

Mark Kelly is a retired astronaut and decorated U.S. Naval officer who has become one of the most famous advocates for gun violence prevention in America with his wife, former U.S. Rep. Gabrielle Giffords.