If you read my post from yesterday, you know that the 2012 Nonprofit Technology Conference is currently underway—and that we’ve been following along online. Today’s opening plenary featured Dan Roam, author of The Back of the Napkin, the most popular visual-thinking business book of all time.

Just like yesterday, I want to share some of the best tweets I’ve seen so far that summarize key points and takeaways from Dan’s session, as well as other insights and information: