Top 25 Women Leaders
Mary Kay Henry, 51
Executive Vice President, Service Employees International Union
For 29 years, Henry has represented healthcare workers at the Service Employees International Union. Since 2004, she has worked as international executive vice president of the union, leading efforts to build a stronger voice for healthcare workers, including registered nurses, technicians and home-care workers. Henry, 51, is also a labor adviser to the U.S. Conference of Catholic Bishops' Catholic Health Care & Work Subcommittee, and a founding member of the SEIU's gay and lesbian Lavender Caucus.