Ken Silverman is an American game programmer, best known for writing the Build engine. It was most notably utilized by Duke Nukem 3D, Shadow Warrior, Blood, and more than a dozen other games in the mid- to late-1990s.
Silverman in 2002
Duke Nukem 3D is a first-person shooter video game developed by 3D Realms. It is a sequel to the platform games Duke Nukem and Duke Nukem II, published by 3D Realms.
Duke Nukem 3D: Megaton Edition. Note the higher-resolution HUD and OpenGL graphics.
Nintendo 64 port. Note its level design changes and that some sprites were replaced with polygonal models.