claim: There have been at least 29 Africa Cup of Nations.
evidence: The Oersted Medal recognizes notable contributions to the teaching of physics .. teaching. teaching. physics. physics. Established in 1936 , it is awarded by the American Association of Physics Teachers .. American Association of Physics Teachers. American Association of Physics Teachers. The award is named for Hans Christian Ørsted .. Hans Christian Ørsted. Hans Christian Ørsted. It is the Association 's most prestigious award .. Well-known recipients include Nobel laureates Robert Andrews Millikan , Edward M. Purcell , Richard Feynman , Isidor I. Rabi , Norman F. Ramsey , Hans Bethe , and Carl Wieman ; as well as Arnold Sommerfeld , George Uhlenbeck , Jerrold Zacharias , Philip Morrison , Melba Phillips , Victor Weisskopf , Gerald Holton , John A. Wheeler , Frank Oppenheimer , Robert Resnick , Carl Sagan , Freeman Dyson , Daniel Kleppner , and Lawrence Krauss , and Anthony French , David Hestenes , Robert Karplus , Robert Pohl , and Francis Sears .. Nobel laureates. Nobel laureates. Robert Andrews Millikan. Robert Andrews Millikan. Edward M. Purcell. Edward M. Purcell. Richard Feynman. Richard Feynman. Isidor I. Rabi. Isidor I. Rabi. Norman F. Ramsey. Norman F. Ramsey. Hans Bethe. Hans Bethe. Carl Wieman. Carl Wieman. Arnold Sommerfeld. Arnold Sommerfeld. George Uhlenbeck. George Uhlenbeck. Jerrold Zacharias. Jerrold Zacharias. Philip Morrison. Philip Morrison. Melba Phillips. Melba Phillips. Victor Weisskopf. Victor Weisskopf. Gerald Holton. Gerald Holton. John A. Wheeler. John A. Wheeler. Frank Oppenheimer. Frank Oppenheimer. Robert Resnick. Robert Resnick. Carl Sagan. Carl Sagan. Freeman Dyson. Freeman Dyson. Daniel Kleppner. Daniel Kleppner. Lawrence Krauss. Lawrence Krauss. Anthony French. Anthony French. David Hestenes. David Hestenes. Robert Karplus. Robert Karplus. Robert Pohl. Robert Pohl. Francis Sears. Francis Sears. The 2008 medalist , Mildred S. Dresselhaus , is the third woman to win the award in its 70-plus-year history .. Mildred S. Dresselhaus. Mildred S. Dresselhaus