Duncan Green’s new website on how change happens has been released in advance of a book by the same name. Dr. Green is one of the sanest voices in development, and he’s taking on real problems.

Mashable has a nice take on the Social Progress Index, in the form of a People’s Report Card.

This one you have to pay for, but it’s under three dollars. Alex Evans has published a short book about the ways we think of climate change, and it’s mandatory reading for everyone who cares about changing human behavior.