1. Entropy and popular culture: Product diversity in the popular music recording industry;American Sociological Review,1996
2. What makes popular culture popular? Product features and optimal differentiation in music;American Sociological Review,2017
3. Cultural evolution of emotional expression in 50 years of song lyrics;Evolutionary Human Sciences,2019
4. The popular music industry in transition;Popular Music & Society,1993
5. Changing courtship patterns in the popular song;American Journal of Sociology,1969