It's Valentine's Day, so you're probably seeing lots of images of Cupid with a bow and arrow. But these days, the God of love might want to add a calculator to his tool kit.
That's because many people are finding romance through the $2 billion on-line dating business that uses complicated mathematical formulas to match people up.
Dan Slater joins the show to decode some of those and talk about new book, "Love in the Time of Algorithms: What Technology does to Meeting and Mating."