The Planning Fallacy

Professor McGonagall opened her mouth, then closed it. The witch rubbed the bridge of her nose, looking thoughtful. "Mr. Potter... if I were to offer to listen to you for a while... is there anything you'd like to talk to me about?" "About what?" "About why you're convinced you must always be on your guard against terrible things happening to you." Harry stared at her in puzzlement. That was a self-evident axiom. "Well..." Harry said slowly. He tried to organise his thoughts. How could he e...

 Harry Potter and the Fundamental Attribution Error

“You saved them from You-Know-Who,” McGonagall said. “How should they not care?” Harry looked up at McGonagall and sighed. “I suppose there’s no chance that if I said fundamental attribution error you’d have any idea what that meant.” McGonagall shook her head. “No, but please explain.” “Well...” Harry said, trying to figure out how to describe that particular bit of Muggle science. “Suppose you come into work and see your coworker kicking his desk. You think, ‘...