This video, from RSA Animate, discusses the cognitive science behind empathy. There are some surprises in the video, including the fact that there are similarities between humans and animals in their empathic response.

Sure, the word ’empathy’ got a bad rap from the “greed is good” crowd, but never underestimate the power of politics for self-promotion to turn a noble virtue into something scorned. Hopefully this video will help restore it to the prominence it deserves:
RSA Animate: The Empathic Civilisation