© 2012 Elsevier Inc. All rights reserved. 257 Neuroscience of Preference and Choice DOI: 2012 10.1016/B978-0-12-381431-9.00021-8 The Flexibility of Chemosensory Preferences Géraldine Coppin * and David Sander Swiss Center for Affective Sciences, and Laboratory for the Study of Emotion Elicitation and Expression, University of Geneva 11 OUTLINE Introduction 258 Immutability Versus Flexibility of Chemosensory Preferences 258 Aims and Structure of this Chapter 259 Needs, Goals and Values in the Flexibility of Chemosensory Preferences 260 Impact of Needs, Goals and Values on Chemosensory Preferences 260 Amygdala: A Central Structure in Needs-, Goals- and Values-Related Relevance 262 The Role of Learning and Exposure Factors in the Flexibility of Chemosensory Preferences 263 The Role of Aversive and Appetitive Conditioning 263 The Role of Exposure 264 The Role of Other Sensory Inputs and Cognitive Factors in the Flexibility of Chemosensory Preferences 266 Information from Other Sensory Modalities and Decision-Making Influences 266 Verbal Labeling and Expectations 267 The Influence of Brands on Beverage Preferences 268 Conclusion 269 CHAPTER * Corresponding author.