|Place of birth|
March 2004 – Present
Dalton has been making his own video games since he was about seven. He wrote simple BASIC text adventures on his Apple. He was a Quake player who created maps and mods as a hobby. He was also one of the founders of impulse 9 clan. He was a Japanese Language and Culture major at the University of Kansas, but in February 1998, he dropped out one semester prior to graduation to join Legend Entertainment to work on The Wheel of Time.
- Half-Life 2 (2004)
- Half-Life 2: Episode One (2006)
- Half-Life 2: Episode Two (2007)
- Portal (2007)
- Portal 2 (2011)