It happens to all of us at least once each winter in Montreal. You’re walking on the sidewalk and before you know it you are slipping on a patch of ice hidden under a dusting of snow. Sometimes you fall. Surprisingly often, you manage to recover your balance and walk away unscathed. McGill University researchers now understand what’s going on in the brain when you manage to recover your balance in these situations. And it is not just a matter of good luck.