Sizing people up: a veteran FBI agent's user manual for behavior prediction (1st Edition.)

Using this book as their manual, readers will be able to quickly and easily determine who they can trust and who they can t; who is likely to deliver on promises and who will disappoint; and when a person is vested in your success vs when they are actively plotting your demise.

With this knowledge they can confidently embark on anything from a business venture to a romantic relationship to a covert operation without the stress of the unknown.