Bad behaviour, like all behaviour, is a habit. Difficult people have found attention, gratification or comfort in their behaviour in the past —and they will continue to do so, unless you intervene. In my experience, many teams have a team mate who makes things more difficult than they need to be. I’m not talking about the ones who are Toxic with a capital T (for example racists, bullies or sexists) who need to managed out of the business. …