Learning from Legends was the title of this morning's GDC panel with industry legends David Crane and Steve Cartwright, both celebrated game makers with hits to their credit like Pitfall! and Freeway for the Atari 2600. Crane is a co-founder of Activision and the creator of Pitfall!, a game that is credited as the very first platformer. Cartwright is known for a host of games including the classic shooter Megamania. Both men are still active in the industry. Crane founded Skyworks, a casual game developer that currently has several iPhone games on the App Store. Cartwright is currently involved with Slipgate Ironworks.