This document discusses neuromarketing and how brain imaging can be used to understand consumer choice and behavior. It notes that while brain imaging could potentially infringe on personal privacy if used to directly influence purchases, collaboration between neuroscientists and marketers can advance knowledge of key areas like how we interact in markets. The document also discusses how subjective value is represented neurologically as the firing rate of neurons, and cites studies that have used brain imaging to examine how the nucleus accumbens and hippocampus are involved in processing product preferences and the persuasive effect of celebrity experts.