As Managing Director, Communications, and as a member of the Executive Leadership Team, Kristen is the organization’s senior-most communications expert, managing a comprehensive strategy designed to strengthen MacArthur’s reputation, the impact of the organizations it supports, and the communities they serve. Kristen puts storytelling at the center of all of her work and is committed to identifying compelling narratives that amplify individual and collective voices. She manages a portfolio of programs, including the Chicago Commitment and 100&Change. Prior to joining MacArthur, Kristen served as Director of Corporate Communications at the global public relations agency Golin. Kristen developed strategic communications campaigns that enhanced the brand reputation and relevance of corporate and nonprofit clients, including Dow, Humana, Hyatt, and YMCA of the USA. She also provided strategic counsel, oversaw issues management, and crafted executive-level thought leadership for clients. Previously, Kristen worked as Director of Media Relations for the Cook County Health & Hospitals System, where as a member of the strategy and external affairs team, she raised awareness and credibility for the system as a medical provider, healthcare plan operator, and safety net institution. As Deputy Director of Public Affairs and Communications, Kristen developed and implemented a public affairs strategy that advanced the agenda of Cook County Board President Toni Preckwinkle. Earlier in her career, Kristen was a City Hall reporter for the Chicago Tribune and political writer for the Washington Post and Houston Chronicle. Kristen received her bachelor of arts from Emory University and her master’s in Journalism from the University of California, Berkeley. Mack serves on the Board of Directors of Global Glimpse, a nonprofit that provides transformative international travel and leadership opportunities to high school students from diverse backgrounds. She also serves on the Advisory Council of WBEZ Next.