The Daniel Guggenheim Medal is an American engineering award, established by Daniel and Harry Guggenheim. The medal is considered to be one of the greatest honors that can be presented for a lifetime of work in aeronautics.Recipients have included American and international individuals from aeronautical corporations, governments, and academia.Since 1929 it has been given annually to persons who make notable achievements in the advancement of aeronautics.It is awarded jointly by the American Society of Mechanical Engineers, the Society of Automotive Engineers, the American Helicopter Society, and the American Institute of Aeronautics and Astronautics. The American Institute of Aeronautics and Astronautics administers the award.