Open Community is a terrific new book from Lindy Dreyer and Maddie Grant for associations that want to dive into the world of online community – and it includes cartoons from yours truly. To celebrate its launch, I’m running a new cartoon from the book every day this week.

Noise to Signal always has openings for evangelists, change agents, influencers, ambassadors, advocates and champions. To apply, simply explain the difference in a brief, 3,000-word essay below. (Retweeting also works.)