If your a fan of Doom, and the chances are good if you're reading ESR, then this video will be a nice trip down memory lane. John Romero and Tom Hall both talk about their time developing the now classic Doom. In this video you'll hear from their personal experiences and see Alpha versions of the game throughout its development.

Enjoy: http://www.gdcvault.com/play/1014627/Classic-Game-Postmortem