Board of Trustees Meet the team that is dedicated to Servant Leadership and make The Greenleaf Center for Servant Leadership possible. Staff Board of Trustees Trustee Emeriti Carl Clark Greenleaf Center Board Chair, President and CEO, Devereux Advanced Behavioral Health Read Bio Carl Clark Greenleaf Center Board Chair, President and CEO, Devereux Advanced Behavioral Health Read Bio Carl Clark Greenleaf Center Board Chair, President and CEO, Devereux Advanced Behavioral Health Read Bio Carl Clark Greenleaf Center Board Chair, President and CEO, Devereux Advanced Behavioral Health Read Bio Carl Clark Greenleaf Center Board Chair, President and CEO, Devereux Advanced Behavioral Health Read Bio Carl Clark Greenleaf Center Board Chair, President and CEO, Devereux Advanced Behavioral Health Read Bio Carl Clark Greenleaf Center Board Chair, President and CEO, Devereux Advanced Behavioral Health Read Bio Carl Clark Greenleaf Center Board Chair, President and CEO, Devereux Advanced Behavioral Health Read Bio Carl Clark Greenleaf Center Board Chair, President and CEO, Devereux Advanced Behavioral Health Read Bio