Definition that contains fechner's law
- stevens United States psychologist and psychophysicist who proposed Stevens' power law to replace Fechner's law (1906-1973)
- gustav theodor fechner German physicist who founded psychophysics; derived Fechner's law on the basis of early work by E. H. Weber (1801-1887)
- 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)
- fechner German physicist who founded psychophysics; derived Fechner's law on the basis of early work by E. H. Weber (1801-1887)
- stanley smith stevens United States psychologist and psychophysicist who proposed Stevens' power law to replace Fechner's law (1906-1973)