Dave Davies

It's not unusual to get in a cab and find a paperback novel on the seat next to the driver. What makes Jack Clark's cab different is that he's both the driver and the author. Clark is a Chicago cab driver who's been driving for 30 years — and written three mystery novels.

Nearly all of the most commonly visited websites install invisible tracking software on your computer so the information can be sold to advertisers. Julia Angwin, who recently led a team of Wall Street Journal reporters investigating the practice, explains what companies do with the information -- and how you can protect your privacy online.

Actor Steve Carell stars as an amateur taxidermist who enjoys creating elaborate dioramas with his stuffed rodents in the new Jay Roach film, Dinner for Schmucks. The two comedy vets talk improv, pathos and more.