The Wiley World Handbook of Existential Therapy by Emmy van Deurzen is a comprehensive textbook on the subject of psychotherapy, specifically focusing on existential movements. Published in 2019 by Wiley & Sons, this trade paperback contains 656 pages of valuable insights and information. Written in English and authored by Erik Craig, this handbook is a valuable resource for those interested in exploring the various aspects of existential therapy. With a publication date of May 10, 2019, this textbook covers a wide range of topics within the field of psychotherapy, making it a key addition to any student or professional's collection.