Table 1.

Taxonomy of social influence

	Population Average Influences	Dyad & Subgroup Influences	Network Influences	Society & Cultural Influences
Influencing energy intake	Increased expected portion sizes	Sharing meals	Role models Fad diets	Food advertising Built environment Subsidies & taxes
Influencing desired body weight	Observed average body size	Parental scolding	Stigmatization Bulking up to avoid threats	Fashion ads
Influencing physical activity	Trends in active commuting	Playing sports with others	Social approval of fitness	Neighborhood crime & walkability