PLENTY TO TALK ABOUT: Before this year officially folds, Fern Mallis will sit down with one of her nearest and dearest at the 92nd Street Y.
Stan Herman will be the guest of honor on Dec. 12, and the pair will have plenty to talk about. At age 95, Herman is still a working designer, routinely appearing on QVC to sell his label and designing uniforms for FedEx and JetBlue. Activism has also underlined his career, which…