A new and empowering way of looking at and organizing socialchange! How can we move from serving soup until our elbows ache tosolving chronic social ills like hunger or homelessness?  Howcan we break the disastrous cycle of low expectations that leads tochronic social failures? The answers to these questions lie within Momentum, afresh, zestful way of thinking about and organizing social changework. Today's digital tools?including but not limited toe-mail, the Web, cell phones, personal digital assistants (PDAs),even iPods?promote interactivity and connectedness.  Butas Momentum shows, these new social media tools areimportant not for their wizardry but because they connect us to oneanother in inexpensive, accessible, and massivelyscalable ways.