Dr. Landa was born in Saskatoon on New Year's Eve, 1912. His love for sport began early and he starred in hockey, basketball and football. In 1947, Sam was allowed to use M. D. after his name and at once joined up with the Saskatoon Hilltops. He has been the club's medical physician ever since. He was also the organizing chairman and the first president of the Canadian Association of Sports Sciences. For many years he served as track physician at the Knights of Columbus Indoor Games.
At the national level Dr. Sam served as chairman of medical services when the Canada Winter Games were staged in 1971 in Saskatoon. He also was a member of the medical staff for the Canadian Olympic team when the Games were held in Munich in 1972. He is the recipient of the Order of Canada and the Queen's Silver Jubilee Medal.
In 1975, Sam was named Kinsmen Sportsman of the Year. In 1986, Sam was inducted into the Saskatchewan Sports Hall of Fame.