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Marc Laidlaw | |
|---|---|
 Laidlaw in 2011 | |
| Occupation | Writer |
| Language | English |
| Alma mater | University of Oregon |
| Genres | Science fiction, horror, video games |
Marc Laidlaw is an American writer. He is a former lead writer for the video game company Valve, where he worked on the Half-Life series before his departure in 2016. Before joining Valve, Laidlaw was a novelist working in the fantasy and horror genres, and in 1996 won the International Horror Guild Award for his novel The 37th Mandala.