A few weeks ago I was invited by a pastor to join him in a dialogue sermon. I’d never done that before, but I’m always talking about the need to experiment in our preaching and so figured it was time to put my money where my mouth was. We met ahead of time and talked through the contours of the biblical text appointed for that day and how it might lend itself to this kind of dialogue. While we worked through the major moves and anticipated turning points of the conversation, we left the content of the conversation largely unscripted. We also talked about the need to make sure we didn’t just talk about the text but proclaimed the Gospel...