Marc Levoy Lectures offers its Professor Marc Levoy Digital Photography Course for free. This course is presented by renowned digital imaging pioneer Marc Levoy, who is Professor Emeritus of Computer Science at Stanford and Principal Engineer at Google. This is a revised version of the digital photography course Levoy taught at Stanford University between 2009 and 2014. (In fact, this exact course was taught at Google this past spring.) It features 18 lectures plus several hours of accompanying video content.