This is a post for all the “sustainability” project managers and change-agents out there. [I have created this “How Stuff Spreads” to build on the thoughts of Mark Earls who has a blog category of the same name.] Seth Godin just posted Who vs. How Many? … it is about a story of a 14 year old kid who has attracted 45 million YouTube hits and Seth says: “How many is not nearly as valuable as “who”, why not put that into practice?” and … “Just because something is easy to measure doesn’t mean it’s important.” This story is all about …