Robert L. Leahy Books
Robert L. Leahy, Ph.
Known for: The Jealousy Cure: Learn to Trust, Overcome Possessiveness, and Save Your Relationship, The Worry Trick: How Your Brain Tricks You into Expecting the Worst and What You Can Do About It
Books by Robert L. Leahy

The Jealousy Cure: Learn to Trust, Overcome Possessiveness, and Save Your Relationship
In this practical guide, cognitive-behavioral therapist Robert L. Leahy explores the emotion of jealousy and offers evidence-based strategies to manage it. Drawing on psychological research and clinic...

The Worry Trick: How Your Brain Tricks You into Expecting the Worst and What You Can Do About It
This book explains how anxiety and worry are maintained by cognitive patterns that trick the brain into expecting the worst. Using principles of cognitive behavioral therapy (CBT), the author provides...
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The Evolution and Psychology of Jealousy
From an evolutionary lens, jealousy is not a flaw—it is a mechanism designed to protect emotional investment. Early humans depended on stable pair bonds for survival; if those bonds were threatened, jealousy mobilized action to prevent loss. I emphasize this because recognizing jealousy as part of o...
From The Jealousy Cure: Learn to Trust, Overcome Possessiveness, and Save Your Relationship
How Jealousy Manifests in Thought and Behavior
Jealousy is not just a feeling—it is a pattern of cognition and behavior that loops until exhaustion. In couples therapy, I often hear thoughts like, 'If they cared, they wouldn’t look at others,' or 'I need to check their phone to be sure.' These thoughts reflect interpretations of events filtered ...
From The Jealousy Cure: Learn to Trust, Overcome Possessiveness, and Save Your Relationship
The Evolutionary Roots of Worry and the Brain’s False Alarms
When I talk about worry, I often start with evolution. Long before we lived in cities or worried about performance reviews, our ancestors needed to survive in a dangerous world. The human brain evolved to detect potential threats as quickly as possible. A rustle in the bushes might mean a predator. ...
From The Worry Trick: How Your Brain Tricks You into Expecting the Worst and What You Can Do About It
Cognitive Patterns That Fuel Chronic Worry
When the false alarm sounds, the mind steps in to justify it. This is where cognitive distortions—the tricks of thinking—take hold. Chronic worriers tend to overestimate how likely bad events are and underestimate their ability to cope if they happen. They live under an illusion of control: if they ...
From The Worry Trick: How Your Brain Tricks You into Expecting the Worst and What You Can Do About It
About Robert L. Leahy
Robert L. Leahy, Ph.D., is a clinical psychologist and director of the American Institute for Cognitive Therapy in New York City. He is a leading expert in cognitive behavioral therapy and has authored numerous books on emotional regulation and anxiety management.
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Robert L. Leahy, Ph.
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