Paul Sittenfeld and his wife, Betsy, have been members of the Garden Conservancy's Society of Fellows since 2008 and hosted the Fellows during the May 2009 tour of Cincinnati. Paul was a managing director at Robert W. Baird and Company and has served as a trustee of the Cincinnati Parks Foundation; Shaker Village of Pleasant Hill, Kentucky; and on the advisory council of the Lady Bird Johnson Wildflower Center in Austin, Texas, and on the boards of the Cincinnati Zoo and Botanical Garden and the Cincinnati Civic Garden Center. He currently is board vice-president of the Lloyd Library and Museum, whose collections focus on medical botany, pharmacy, and horticulture. In addition, Paul is a trustee of several educational and health organizations. He joined the Garden Conservancy board of directors in 2011.