This document provides an overview of hypnosis and hypnotherapy. It defines key terms like hypnosis, hypnotherapist, and hypnotherapy. It discusses the history of hypnosis dating back to Franz Mesmer in the 1700s and its renewed popularity in the 1900s from Milton Erickson. It also outlines the qualities of an effective hypnotherapist, describes the different levels of mind and stages of hypnosis, and lists several types and benefits of hypnotherapy for issues like phobias, anxiety, and pain management.