Correction: Ken Silverman was the developer of the Build engine. Build was the engine used by Duke Nukem 3D and a bunch of other games from the last half of th

Correction: Ken Silverman was the developer of the Build engine. Build was the engine used by Duke Nukem 3D and a bunch of other games from the last half of the 90s. He wasn't the lead developer of Duke Nukem 3D. He licensed his engine to 3D Realms (which developed Duke 3D).