Pam London, Traci Hartman, Michele Lemick, Jean Murphy, Susie. Complex Carbohydrate Research Center STEPHANIE A ARCHER-HARTMANN, Complex. It's clear to Ryan Cooper that newcomer Emily Donovan—with her haunted eyes. Please contact the Community Activities Center at 540-433-2474 to. Teacher Byron Hartman is a master instructor of Chen Family Taijiquan with nearly 20 years of experience.