“…Numerous other published works by Arnold also provided insights into her interests and achievements. Themes running throughout that work include radio audience measurement (Arnold, 1933, 1934a, b, 1935a, b), women in market research (Arnold, 1947), industry studies (Arnold, 1935c, d, Arnold and White, 1959, 1960, 1961, 1968), history (Arnold, 1936, 1967), and the marketing concept – the notion that understanding and meeting consumers' needs was essential to successful marketing (Arnold, 1935e, 1937, 1938).…”