Jeff Gerstmann (born August 1, 1975) is an American video game journalist and former editorial director of the gaming website GameSpot and the founder of the gaming website Giant Bomb. He began working at GameSpot in the fall of 1996, around the launch of VideoGameSpot when GameSpot separated PC and console games into separate areas. He shared his thoughts on a variety of other subjects every Monday on his GameSpot blog. He has also been quoted by The New York Times as a video game expert. As a member of Spike Video Game Awards' advisory council, Gerstmann is 1 of 25 journalists responsible for voting the nominees and winners of the event.Complex magazine named Gerstmann in their top 25 biggest celebrities in the video game industry.

Gerstmann appeared in a segment on Good Morning America with Diane Sawyer and Sega product analyst Dennis Lee in September 1999 to talk about the release of the Sega Dreamcast, playing NFL 2K and Ready 2 Rumble Boxing, notable for the Dreamcast crashing while live on national television in one of its first TV demonstrations, Gerstmann personally notes in the GiantBombcast that he believes his appearance on the show wearing a FUBU Jersey contributed to the clothing companies fall from popularity. The segment was also notable for the Sega product analysts many falsehoods, stating "You can actually see the snow slowly blanketing the ground, as the game goes on, the snow will blanket the field" features which were not present in the product.

Adam Donovan Sessler (born August 29, 1973) is a former co-host of X-Play with Morgan Webb and editor-in-chief of G4's game content for the network. He was the only remaining television personality from the G4's original incarnation until he and G4TV parted on April 25, 2012.

Sessler was born in Berkeley, California. He graduated from El Cerrito High School in 1991 and is a graduate of UCLA with a bachelor's degree in English literature. He was previously a credit analyst for a multinational Fortune 500 financial institution in San Francisco, and an actor on the San Francisco Public-access television show Chip Weigh Magnet Down, which he also helped to make. Adam admits that he is grateful to no longer work for Fortune 500 companies, saying in The X-Play Insider's Guide to Gaming that he was "very sad" about the job. Sessler currently lives in Los Angeles, California, having moved from the former TechTV headquarters, which was located in San Francisco, California. Sessler is married.

Some of Sessler's known favorite game series are: the Halo series for its first-person shooter qualities; the Japanese version of Rez for its Trance Vibrator feature; the Banjo-Kazooie, Rayman, Ratchet and Clank, and Sly Cooper series for their unique platform qualities; Resident Evil 4; and Call of Duty 4. He also stated during the broadcast of E3 2010 that Uncharted 2 was his favorite single player experience of all time.^{[citation needed]}