article: Sport psychology
links: 1926 1912 American football Major League Baseball 1900 Cincinnati Bengals New York Yankees 1875 1885 Baltimore Orioles 1896 1960s Illinois 1894 Stanford University 1884 John B. Watson 1899 Berlin 1914 1913 Columbia University 1880s 1940s North America Pierre de Coubertin 1930s Chicago Cubs 1950s Germany 1915 National Football League Babe Ruth Russia 1921 1890s Europe