Mark Penn is the Chairman and CEO of Stagwell (NASDAQ: STGW), the challenger network built to transform marketing. A globally recognized pollster, political strategist, and marketing business leader, Mark’s career spans four decades of driving strategy in the Board and Situation Rooms. In 2021, he spearheaded the combination of digital-services leader Stagwell Marketing Group and global creative network MDC Partners to create Stagwell. In addition to his duties as Chairman and CEO of Stagwell, he chairs the Harvard CAPS-Harris poll, a monthly collaboration between the Harvard Center for American Political Studies and The Harris Poll, a Stagwell research & insights firm. Mark has written two bestselling books, served as CEO of PR firm Burson-Marsteller and Chief Strategy Officer at Microsoft, and advised top world leaders including President Bill Clinton and U.K. Prime Minister Tony Blair.