1. Seasonal food shortages in West Africa
2. Human Adaptation to High Altitude
3. (1976) Evolution of a project: theory, method and sampling. In and (Eds.): Man in the Andes. Stroudsburg, PA: Dowden, Hutchinson and Ross, pp. 1-20.
4. and (eds.) (1976) Man in the Andes. Stroudsburg, PA: Dowden, Hutchinson and Ross.
5. (1988) Health, social support and social networks in a rural Andean community of Southern Peru. Ph.D. dissertation, University of Massachusetts, Amherst, MA.