Russell Simmons made his name as one of the most influential names in hip-hop by helping to found Def Jam Records in the 2980s. But he's also a the author of a successful self-help book that Oprah Winfrey helped become a bestseller. Simmons tells us why he's trying to help people get rich.

Chilean hip-hop artist Ana Tijoux sees herself as a musician first, and a rapper, second. The combination of clear homage to the kings and queens of soul, hip-hop and funk come through in her music, and sets a backdrop to her smooth style. Tijoux was born in France, after her parents fled Chile during Augusto Pinochet's dictatorship.

• Business Takeout: We have figures on how many Americans have been hiding money in offshore bank accounts, and Louise Story, finance reporter for The New York Times, tells us about the more than 14,000 people turning themselves in as part of a tax-amnesty offer. 
• Sports Takeout: Ibrahim Abdul-Matin ponders the future of a Cleveland with (or without) LeBron James, who's poised to become a free agent.
• Listener Takeout: We hear from you about ethics in the workplace and our coverage of Rakim's latest album release.
  

[Rakim's "Guess Who's Back"]

Rakim’s influence is all over contemporary hip hop (and beyond it), from Tupac and Jay-Z to Eminem and Rage Against the Machine. He releases his third solo album, “The Seventh Seal,” today – his first solo album in nine years. Morehouse College professor David Wall Rice talks with us about why Rakim is so respected in hip-hop circles, and why he's relatively unknown outside hip-hop despite his wide-ranging influence.

Celeste Headlee sits down for an after-air conversation about the first mass-market rap single, "Rapper's Delight," which was released by The Sugarhill Gang 30 years ago this week. She's joined by hip hop musician Paul Miller (better known as DJ Spooky) and Keith Shocklee, who produced Public Enemy with The Bomb Squad.