There's a lot going on in Silicon Valley these days. Google CEO Eric Schmidt is stepping aside, making room for co-founder Larry Page to take the lead. Apple CEO Steve Jobs is leaving his post for health reasons -- and the annual Macworld Conference and Expo begins in San Francisco this week. We'll discuss what these big changes mean for the tech world, and what they might mean for you.
Tech CEO Shuffle
Rafe Needleman, editor at large for CNET
Jeffrey Pfeffer, professor of organizational behavior in the Graduate School of Business at Stanford University and author of "Power: Why Some People Have It -- and Others Don't"