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The Definitive Book of Body Language
What It’s About
What people are saying without speaking. Allan and Barbara Pease distill four decades of body-language research into a complete field guide: handshakes, smiles, eye patterns, leg crosses, mirroring. The most comprehensive book on nonverbal communication, written for everyday readers.
Three Key Ideas
Nonverbal Communication Predates Speech
Body language is an ancient, evolutionarily grounded system that carries more weight than words in emotionally charged interactions.
Gesture Clusters Reveal True Intent
Single gestures are meaningless in isolation, consistent patterns of aligned signals, read in context, expose what people actually think.
Body Language Can Be Learned and Used
Posture, handshakes, eye contact, and seating arrangements can be practiced to project confidence, build rapport, and read others accurately.
Read a Sample
The Definitive Book of Body Language
*Allan & Barbara Pease*
Picture this: two people sit down to close a business deal. One of them smiles, extends his hand, and says, "I'm glad we could come to an agreement." The other smiles back, shakes his hand, and nods. To the casual observer, everything looks perfectly civil. But to someone who understands body language, the room is full of alarm signals. The first man's smile stops at his mouth: his eyes don't crinkle. His palm is angled downward as he reaches out, a classic dominance move. And the second man, while nodding agreeably, takes a small step back and folds his arms across his chest the moment their hands separate. Their words say, "We have a deal." Their bodies say, "I don't trust you, and we're nowhere near finished."
This is the world Allan and Barbara Pease have spent over three decades mapping. Body language is not a party trick for catching liars or sizing up strangers on the subway. It is the original human language: the one our ancestors used for a million years before words existed. It shapes how we fall in love, who gets hired in job interviews, whether a negotiation ends in partnership or stalemate, and whether a doctor comes across as capable or indifferent. Most of us engage with it entirely on instinct, which means we're frequently wrong. The Peases wrote this book to make the unconscious conscious.
What follows is an exploration of the signals your body broadcasts all day long, often without your knowledge, and how to read those same signals in everyone around you. The Peases don't promise magic. They promise something more useful: a set of tools for seeing clearly in a world where everyone is always performing, but no one's body can maintain the act for long.
Who It’s For
- Anyone who wants to understand what people are really communicating beyond their words.
- Anyone who negotiates, interviews, or leads meetings and wants to read the room more accurately.
- Anyone who wants to make stronger first impressions and project confidence in professional settings.
- Anyone who is curious about the evolutionary and cultural roots of human social behavior.
About the Author: Barbara Pease, Allan Pease
Allan Pease is an Australian author and speaker who has spent decades studying nonverbal communication and human behavior. He is widely recognized as one of the leading figures in body language research and has written and co-written numerous books on the subject.
Barbara Pease collaborates with Allan Pease on research and writing, contributing to their shared body of work on communication, relationships, and behavior. Together they draw on a combined background in psychology, sales, and interpersonal dynamics to make behavioral science accessible to general readers.
