Do only technology companies have a corner on “network effects"—i.e. the magic that happens when users take on the work of growing networks to predominance because their transactional value is so clear? Think Facebook, Google, WhatsApp, Amazon, eBay, Uber, and the like.Or, is there a way to adapt this phenomenon to design equally omnipresent Changemaking Networks by harnessing changemaking network effects between systems that should work together for common good, but don’t—with tec...