PMK/HBH Ups Erica Gray to VP Jon Hamm’s publicist will bolster company’s New York presence. Variety October 1, 2009 @ 5:32 PM Share on Social Media PMK/HBH has promoted publicist Erica Gray to vice president and dispatched her to New York to bolster its Gotham outpost. Her clients include "Mad Men’s" Jon Hamm. Read more at Variety. Read Next ‘Shining Vale’ Showrunner Says Satanic Season 2 Finale Cliffhanger Sets the Stage for Mayhem Comments