The Rotary Four-Way Test is an excellent tool to use in determining what you do "in the world." Even if you aren't a Rotarian,
SuperCrowd22 is a terrific (and almost free) way to learn about new ways to fund social change startups.
Crowdfunding is a new way to raise equity funding for companies, including those working for radical social change.
My friends at Beyond Intractability have written a brilliant essay on what peacebuilders can do about toxic polarization. I love their ideas, and this post takes them farther given my work on other issues.