“…3 The popularity of seven and blue is known as the "blue-seven phenomenon" (Simon, 1971;Simon & Primavera, 1972;Trueman, 1979;Vandewiele, D'Hondt, Didillon, Iwawaki & Mwamwenda, 1986;Silver et al, 1988;Saito, 1999). Non-Western subjects tend to prefer other numbers and colors, suggesting that number and color preferences are culturally determined (Philbrick, 1976;D'Hondt & Vandewiele, 1983;Vandewiele et al, 1986;Kuloglu et al, 2002).…”