Imagine you’re at a party. There are plenty of new people you could meet and talk to. There’s a guy talking himself up. You know—all the work he has to do; his accomplishments; how great everyone thinks...

Think of a radio tower. Broadcast signals beaming far and wide. Most people think about email broadcasts this way. Please don’t think about email broadcasts this way. Broadcast communication is, by default, impersonal. Because...

It’s not hard to preach to the choir. Or to mount an argument so agreeable that it won’t offend or challenge anyone. The business of wide-scale change-making affords us neither of these luxuries. Since you’re reading...

How does the past experience of people on your list influence their interest in receiving ongoing email from you? It turns out quite a lot. The measure of overall email list engagement is called list health...

Does this sound familiar? Back up your position with facts; the more reasons you can offer, the more persuasive your argument. Right? Not quite. Sometimes, trying to convince someone with a series of facts can feel...

Think of split testing (or AB testing) like a deathmatch for ideas. It’s the best tool we have for figuring out what works and what doesn’t. When you run a split test, two or more versions of...