From some 1,600 letters written by Jung between the years 1906-1961, the editors have selected over 1,000. Volume 2 contains 460 letters written between 1951 and 1961, during the last years of Jung's life.

Gerhard Adler underwent a training analysis with C.G. Jung in the 1930s and is now President of the International Association for Analytical Psychology. He is one of the editors of 'The Collected Works of C.G. Jung' and his published works include Studies in Analytical Psychology and The Living Symbol.
Aniela Jaffé collaborated with Jung in his Memories, Dreams and Reflections.

List of Illustrations, Introduction, Chronology, Addenda 1906-1950, LETTERS: 1951-1961, The Collected Works of C. G. Jung, Index to Volumes 1 and 2