“elephants, dead fish, and vomit,” it was a set of tools designed to encourage difficult conversations: An “elephant,” he explained, is a big truth everyone knows but doesn’t talk about; a “dead fish” is a personal grievance that needs to be aired out, usually with an apology, or it risks getting worse (“I had quite a few dead fish to deal with,” he told the audience); and “vomit” sessions were time put aside for people to get things off their chest without interruption and without risk of judgment.

