Tamsen McMahon specializes in making change happen. She joined brand strategy firm Sametz Blackstone Associates after over 15 years in nonprofits, serving as the Director of Development Communications at Harvard Medical School, Director of Marketing & Communications at The Boston Conservatory, and Head of Exhibition Planning at the Peabody Essex Museum. She holds graduate degrees in Organizational Behavior and Arts Administration, and undergraduate degrees in Marketing and American Studies. Find her at tamsen@personalcartography.com.