Presidents Message: ASA Celebrates its 40th Birthday A Time to Reflect on the Past and to Look Towards the Future - ASA Bulletin View Presidents Message: ASA Celebrates its 40th Birthday A Time to Reflect on the Past and to Look Towards the Future by - ASA Bulletin Presidents Message: ASA Celebrates its 40th Birthday A Time to Reflect on the Past and to Look Towards the Future 32 1 ASA Bulletin