HomeFictionI Know This Much Is True

Cover of I Know This Much Is True

Fiction · 1998 · R

I Know This Much Is True

by Wally Lamb

Two brothers — one sane, one not — and a family haunted by generations of pain.

For17+GenreFictionLength897 pagesRead time~24 hoursCommunity ratings0

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Content snapshot

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What's in this book, at a glance — five things readers want to know before they start.

Violence

Some

Thomas's self-mutilation; violence in mental health institutions; disturbing scenes throughout

Language

Some

Strong language including racial slurs from a character

Sexual Content

Some

Sexual abuse is part of the backstory; adult sexual content

Substance Use

Some

Substance abuse depicted

Emotional Intensity

Very heavy

One of the most psychologically intense novels in contemporary fiction — schizophrenia, generational trauma, and survivor guilt explored unflinchingly

What this book is about

Dominick Birdsey has spent his life in the shadow of his identical twin Thomas, who suffers from paranoid schizophrenia. When Thomas commits a violent public act, Dominick must navigate the mental health system, his own fractured family history, and the secrets that have shaped both their lives. An immense, emotionally exhausting novel about love, guilt, and the limits of loyalty.

Notes for sensitive readers

Reader-flagged moments and themes that may affect your experience.

Self-mutilation depicted graphically

Mental illness and institutionalization in detail

Sexual abuse in family history

Extreme psychological distress throughout

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