This biography of Carl Jung--the product of more than 30 years of research--discusses his life from his youth to his meeting and collaboration with Sigmund Freud, their falling out in 1914, and the establishment of his own school of psychological thought. Drawing on Jung's own private correspondence and the testimonies of his confidants, the book illuminates the complexity of the man in his intellectual, spiritual, and scientific diversity and explores the complicated relationship he maintained throughout his life with phenomenons of religion and spirituality. The result is a well-rounded, balanced portrait of one of the 20th century's most important thinkers and therapists. "Esta biografia de Carl Jung--el producto de mas de 30 anos de investigacion--discute su vida desde su juventud hasta su encuentro con Sigmund Freud, su ruptura en el 1914 y el establecimiento de su propia escuela de pensamiento psicologico. Basandose en la correspondencia mas secreta de Jung y los testimonios de sus seres cercanos, el libro ilumina la complejidad del hombre en su diversidad intelectual, espiritual y cientifica, y explora la compleja relacion que mantuvo durante toda su vida con fenomenos religiosos y con la espiritualidad. El resultado es un retrato completo y equilibrado de uno de los pensadores y terapeutas mas importantes del siglo XX."