Philippe Matthews Show Guru Advice, Author Reviews, Tech Reviews, Entertainment News

Pandora already acts like an all-knowing DJ. This week, it launched tools and tweaks to its Music Genome Project algorithm that could factor your friends' song choices into a streaming social megamix. Founder Tim Westergren and CTO Tom Conrad explain.

Several of Lauren Conrad's former castmates on The Hills, which ended last year, have started businesses of their own. Here's a sampling: Kelly Cutrone, founder of fashion PR firm People's Revolution (at which Conrad worked on the show), is set to debut her own sportswear line, the Electric Love Army, this fall