Andy Collins is a name that could refer to several people across various fields. If your reference is concerning a writer specifically related to role-playing games or game design, then it's likely you're referring to Andy Collins who is known for his work in the field of tabletop role-playing games. This Andy Collins has contributed to the development of Dungeons & Dragons, particularly during the 3rd Edition and 3.5 Editions of the game. He has authored and co-authored many supplemental materials and sourcebooks for D&D, such as the "Epic Level Handbook" and parts of the "Forgotten Realms" campaign setting. Collins's work has been influential in shaping the modern form of D&D and impacting the broader role-playing game community. If you are thinking of a different Andy Collins, please provide additional context so that I can give you an accurate description.