The truth about work is: no one can do it alone. Even lone warriors need a team. Even in professions that revolve around individual superstars, collaboration is crucial.

Yet most of us have never learned how to collaborate. How to form a team. How to work with people you don't like. How to motivate yourself and others. How to handle a conflict with grace. How to come to a decision in a group. How to master crises, how to deal with defeat, how to celebrate success (and how to build on ...