Pleasure is mediated by well-developed mesocorticolimbic circuitry and serves adaptive
functions. In affective disorders, anhedonia (lack of pleasure) or dysphoria (negative affect) …

This review takes a historical perspective on concepts in the psychology of motivation and
emotion, and surveys recent developments, debates and applications. Old debates over …

Reward contains separable psychological components of learning, incentive motivation and
pleasure. Most computational models have focused only on the learning component of …

Despite numerous studies on the neurobiology of depression, the etiological and
pathophysiological mechanisms of this disorder remain poorly understood. A large number …

Introduction Debate continues over the precise causal contribution made by mesolimbic
dopamine systems to reward. There are three competing explanatory categories:'liking' …

The incentive-sensitization theory (IST) of addiction was first published in 1993, proposing
that (a) brain mesolimbic dopamine systems mediate incentive motivation (“wanting”) for …

Background Over the last several years, it has become apparent that there are critical
problems with the hypothesis that brain dopamine (DA) systems, particularly in the nucleus …

Background How is happiness generated via brain function in lucky individuals who have
the good fortune to be happy? Conceptually, well-being or happiness has long been viewed …

Music listening is highly pleasurable and important part of most people's lives. Because
music has no obvious importance for survival, the ubiquity of music remains puzzling and …

Parkinson's Disease (PD) is currently considered a systemic neurodegenerative disease
manifested with not only motor but also non-motor symptoms. In particular, weight loss and …