Krav Maga
He was a co-founder of the IKMA (Israeli Krav Maga Association) in 1977. In 1994, upon Imi Lichtenfeld's retirement, he became the Grandmaster and president of the Israeli Krav Maga Association. He was granted an 8th dan white and red belt by Imi Lichtenfeld (also known as Imi Sde-Or), the founder of Krav Maga. Today Gidon now holds a 10th dan red belt which is the highest degree in his style of Krav Maga.