Sean Riley (Austin, TX) has worked as a programmer in the computer industry for eleven years and as a programmer and designer in the game industry for over five years. He has been using Python for over three years and has been involved in open source Python development and two large-scale commercial game development projects using Python. He contributed to Massively Multiplayer Game Development and currently works as a senior software engineer in the core technology group of Ncsoft — the largest publisher of online games in the world, in Austin, Texas.