Four Demonstrations That Changed Kenpo
A good example of this are those who claimed that Ed Parker never learned Judo. When confronted with Ed Parker's own statement in Infinite Insights into Kenpo : Mental Stimulation Delsby Publications 1982 (p. 23) that he had "learned Judo" they quickly flipped and claimed that Ed Parker knew Judo, but it was never a part of what Ed Parker taught. They also claimed that Ed Parker never boxed, dispite Ed Parkers own statement in Mental Stimulation p.23 that he did box.
When Will Tracy posted a copy of the Brigham Young University 1956 Banyan (yearbook) page 242 that has Ed Parker as a member of the BYU Judo team, Mills Crenshaw, who trained with Ed Parker at BYU for about 4 months in 1956, claimed that Ed Parker never mingled Judo with Kenpo.That of course is contradicted by what Ed Parker told Joe Hyams, in a January 13, 1957 Los Angeles Examiner article, which stated, "It combines Judo, Jiu Jitsu, boxing, some wrestling and much of the rough and tumble of street fighting." And that of course sounds a very much like Kajukenbo in which Ed Parker first trained under Sonny Emperado for a short time before taking up Kenpo Karate with Professor Chow in 1952.
While American Kenpo has made many changes from True Kenpo, there were four demonstrations that changed Kenpo and set the stage for Ed Parker creating American Kenpo: