We talk a lot about psychopaths - but rarely discuss their polar opposites, super altruists. These are people who go to extreme lengths to help others - even though their acts of kindness might cost them time, money or expose them to physical danger. These folk are also happier than the rest of us.

A super altruist once saved the life of psychology professor Abigail Marsh - so she devoted her career to understanding what drives these amazing and happy people and how we call all learn to be more like them.

For an even deeper dive into the research we talk about in the show visit happinesslab.fm

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