FSA: Four Sigma Associate Society

~ United Sigma Intelligence Association

FSK Society

≥ IQ 160 (S.D.15, Wechsler Scale)
≥ IQ 164 (S.D. 16, Stanford-Binet Scale)
≥ IQ 196 (S.D. 24, Cattell Scale)
≥ IQ 196 (S.D. 24, Mensa Korea Scale)

FSA is the 4 sigma intelligence (1:30,000) society of the United Sigma Intelligence Association.