Definition that contains power law
- stevens United States psychologist and psychophysicist who proposed Stevens' power law to replace Fechner's law (1906-1973)
- stanley smith stevens United States psychologist and psychophysicist who proposed Stevens' power law to replace Fechner's law (1906-1973)
- s. smith stevens United States psychologist and psychophysicist who proposed Stevens' power law to replace Fechner's law (1906-1973)
- smitty stevens United States psychologist and psychophysicist who proposed Stevens' power law to replace Fechner's law (1906-1973)