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Mark Bell is a Ph.D. student at Indiana University. He studies virtual worlds and their effect on social relations. Before returning to school, Mark worked for 15 years in the software industry as a technical writer, trainer, and developer. He started his first web design company in 1993 and has been making pages and managing websites ever since. He is the father of Jackson, 6, and the husband of Sarah “Intellagirl” Robbins. Mark blogs at blog.markwbell.com. He can be found on Twitter, Facebook, and LinkedIn.