We have long been told a simple story about reward: Dopamine is the "wanting" molecule that drives us toward goals, and ...

Starbucks seems determined to annoy its fan base on a regular base, and the latest change to its reward program isn't bucking the trend any time soon.

Your morning cup of coffee will now come with a whole new loyalty system for collecting Starbucks ‘stars.’ We’ll help you break down how it works. Starbucks customers who love collecting the company’s ...

I was a third-year medical student at Northwestern on my ICU rotation the first time I saw a dopamine drip. The patient was pale and motionless, his blood pressure dropping by the minute despite large ...