Gregory Lamberson is a member of the Producers Guild of America (PGA) and International Thriller Writers (ITW).  He is an award-winning filmmaker and author who freelances as a screenwriter and a line producer in addition to making his own films. Perhaps best known for his 1988 midnight movie cult classic Slime City, he is also a film festival director, the Executive Director of a Nonprofit organization, and a screenwriting instructor.  Fangoria magazine called him "the busiest man in horror."