On iReport, Lindsay posts under the name "infoaddict, " which seems fitting for a former librarian and information technology expert with masters' degrees in literature and library information sciences.

CNN: Woman, 67, braves job search with online posse

Dan Suski, a 30-year-old business owner and information technology expert from San Francisco, had been wrestling a 200-pound marlin in rough seas with help from his sister, Kate Suski, a 39-year-old architect of Seattle.

NPR: US Tourists Survive Ship Sinking Near St. Lucia

"There is still a stigma associated with this pastime, " says Stefaan de Keersmaeker, a 41-year-old information-technology expert from Melbourne, who founded The Older Gamers because he "got fed up with all the juvenile behavior" from younger players online.

WSJ: These Videogame Sites Are for 'Mature' Audiences Only