Experimental neuroscience which studies dopamine and the brain’s reward system can shed light on drug addiction, how it works, and how to treat it.

Robyn Hopcroft explores the muddled world of morality

Expectation of reward and pleasure plays an important role in motivating behaviour. Many of the decisions we make every day depend on our prediction of positive outcomes. The neurological basis of expectation and reward is complex and elusive but research in subjects ranging from bees to humans indicates that the neurotransmitter dopamine has a critical […]