The Puma shoe brand was born when the brothers who founded Adidas split in a dispute that divided their family. Kai Ryssdal talks with "Sneaker Wars" author Barbara Smit about how the family feud behind the two powerhouses shaped the face of global sports.

Even in an era of economic downturn and the big box store, independent book store Skylight Books is expanding. Commentator Kerry Slattery says it's all thanks to growing shopper awareness for the impact of local businesses.

In his new book "The Billionaire's Vinegar," Ben Wallace guides his readers into the shady, ultra-expensive world of vintage wines, where frauds expertly replicate rare bottles and "buyers beware" takes on a whole new meaning.

In their new book, "The Levity Effect," Adrian Gostick and Scott Christopher contend that having a sense of humor in the office can actually help the bottom line. They shared that view with Kai Ryssdal.