Commander Steven Gerber was a 24th century Starfleet officer assigned to the USS Yamato under Captain Donald Varley in 2365.
Log entries by Gerber were among the series of captain's logs accessed by Jean-Luc Picard while he attempted to follow up on Captain Varley's search for the Iconians in the Romulan Neutral Zone. (TNG: "Contagion")
This character was named after episode co-writer Steve Gerber. (Star Trek Encyclopedia)