Sonya Grier is a Professor of Marketing at American University. She is a consumer researcher who investigates target marketing and her research explains how important theoretical constructs and socio-contextual variables shape how consumers respond to target marketing, delineates important marketplace outcomes (both positive and negative). Grier's research findings are applicable to significant issues at the intersection of marketing and public policy and central to efforts to enhance consumer well-being. In addition, her research extends beyond the marketing discipline to academic and applied public health and public policy domains. Her scholarship helps these audiences to benefit from consumer research expertise as they develop marketing-related programs and policies. Thus, she sits on the bridge of theory and practice addressing research questions of significant societal and managerial concern.