 He played a key role in organizing the massive National Solidarity Rally for Israel in Washington, D.C. on April 15, 2002.A recent poll ranks him as the most influential American leader on Jewish community affairs.Hoenlein is associated with and serves on the boards of many communal, educational and civic organizations including the Council on Foreign Relations, America-Israel Chamber of Commerce, the Uzbekistan-U.S. Chamber, the Ronald S. Lauder Foundation, Jerusalem's Sha'arey Tzedek Medical Center, the Fairness Project and One Family.