In this book Windy Dryden considers the works of the early pioneers of single-session therapy (SST) spanning from 1975 to 1989 and outlines the contribution they made to present-day single-session therapy. Windy Dryden gives a focused, detailed consideration of the works of Freud, Otto Spoerl, Kenneth Rockwell and Rolffs Pinkerton and Bernard Bloom. This book presents a unique perspective on the founders of SST and the implication of their work on modern-day practice. This book will be of interest to any single-session practitioners and to any students or clinicians exploring brief therapy models.