Star Trek: The Original Series writer David Gerrold is scheduled to make a special appearance at Star Trek: The Exhibition Saturday, September 18th in Riverside, CA. Gerrold, best know for writing the iconic "The Trouble with Tribbles" episode, will be the guest speaker at the 3 hour event starting at 1pm. The special event will include a presentation, where Gerald will field questions from the audience, as well as a reception, and book signing. The event will be free with general admission, pre-sale tickets are available for purchase through the Riverside Metropolitan Museum.

Gerrold wrote the scripts for the original series' "The Trouble with Tribbles" and its sequel, the animated series' "More Tribbles, More Troubles", as well as The Animated Series episode "Bem". The first of these was nominated for a Hugo Award. He provided the story, along with Oliver Crawford, for TOS: "The Cloud Minders". He also provided an uncredited rewrite of the final draft of the script for TOS: "I, Mudd".