Roger Hale "has been member of Ploughshares Fund's Board of Directors since 1995, and chairman since 2005. A native of Minnesota, Hale was president and CEO of Tennant, an industry-leading manufacturer of industrial and commercial floor maintenance equipment, from 1976 to 1998 and was a director of five NYSE companies during his career. He retired in 1999. Hale has served on the boards of the Walker Art Center and Public Radio International. He is a graduate of Brown University and Harvard Business School, and served as an officer in the U.S. Navy from 1956-1959."