A post on Reddit has turned up some interesting information about the origin of Valve's iconic logo images. The most well known picture features a red valve attached to the back of a bald man's head.

Valve veteran Ray Ueno explains: I worked with Gabe and team to develop the "guy in the logo" back when we first named the company, Valve (circa 1995/6), and needed to develop the visual brand ...

The veil has lifted on Portal 2. After a successful Portal 1, fans demanded a sequel. What took Valve so long to make it (three years) is that they wanted to surprise fans rather than give them the… ...