“…The relative magnitude of these influences may vary, depending on a host of factors, including the domain under consideration-as is the case for nature and nurture, genes and environment, the person and the situation, and other familiar theoretical dualisms. More important, as we have long understood from the biopychosocial model (Cacioppo & Berntson, 1992a, b;Cacioppo, Berntson, & McClintock, 2000;Crawford, Luka, & Cacioppo, 2002;Engel, 1977Engel, , 1980, biological and social influences interact, with each other and with behavior, in a relation that Bandura characterized as reciprocal determinism (Bandura, 1978; see also Kihlstrom, in press). The issue addressed here is not whether biology influences mind and behavior, much less the magnitude of that influence compared to others.…”