Mistakes Were Made (But Not by Me)
Mistakes Were Made (But Not by Me): Why We Justify Foolish Beliefs, Bad Decisions, and Hurtful Acts is a 2007 book by social psychologists Carol Tavris and Elliot Aronson. It explores the psychology of self-justification and how cognitive dissonance drives people to rationalize errors rather than correct them.
Key facts
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Authors: Carol Tavris and Elliot Aronson
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Published: 2007 (Harcourt)
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Genre: Nonfiction, social psychology
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Subject: Cognitive dissonance, self-justification, bias
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ISBN: 978-0-15-101098-1
Themes and purpose
The book argues that the drive to reduce cognitive dissonance—the discomfort of holding two conflicting beliefs—leads people to spin self-justifying narratives rather than admit mistakes. This mechanism distorts memory, relationships, politics, law enforcement, and medicine.
Structure and content
Each chapter applies dissonance theory to a different domain: romantic relationships, legal systems (false confessions, wrongful convictions), politics, memory (how we rewrite our own histories), and therapy. The authors use vivid case studies throughout while grounding the narrative in decades of experimental research.
Reception and impact
Widely praised for making dissonance theory accessible and practically relevant. The book’s insights into why people escalate commitment to bad decisions, resist admitting error, and rewrite their memories have influenced conflict resolution, legal reform, and leadership training.