In 1950, Feuerstein, then age 14, represented the USA in the first World Junior Invitational tournament, held in Birmingham, England.
At the time, Feuerstein was a student at William Howard Taft High School (New York City) in the Bronx, and had just begun playing chess a couple of years earlier.
[3] In 1956, Feuerstein tied for second at the USA Junior Championship in Philadelphia, won by Bobby Fischer; their individual game was drawn.
[4] That same year, Feuerstein, representing Baruch, was the top scorer on board one at the Pan American Intercollegiate Team Chess Championship, in Philadelphia.
[5] Feuerstein scored 6.5/11, for a tied 3-4th place, in the 3rd Rosenwald Trophy tournament of 1956, in New York, which was the 'de facto' U.S.A. Championship; the event was won by GM Samuel Reshevsky.
[9] In 1960, the first United States Armed Forces Chess Championship was held at the American Legion Hall of Flags in Washington, D.C.
He continued to play chess after the accident, and in fact was rated as one of the top 10 players in his age group in the world when he was 65 years old.