How to use humor at work effectively

A finance director stands in front of hundreds of employees to reveal the annual figures. No, it’s not the start of the most corporate joke ever, but something I saw a few weeks ago. Right away, he reveals he’s nervous. This isn’t his natural habitat. In fact, the last time he was on stage was back in high school, playing Kenickie in a production of Grease. He promises that if anyone falls asleep while he talks through the figures, as punishment for being boring, he’ll sing “Greased Li...