This volume is based on a series of lectures and seminars given by Dr. Boss in the United States in 1961-1962. The author had published the original text in Switzerland, but an attempt to clarify the original text caused it to grow "until the English version is three times as long as the German original." Dr. Boss, who is one of the pioneer existential psychiatrists, attempts to clarify the similarities and differences between psychoanalysis and existential psychiatry.
He draws upon Martin Heidegger's basic philosophical tenets of Dasein, which can not be translated into English but approximates the meaning of the verb becoming, though the literal translation of the word means being-there. Boss's contribution deals with the nature of man and his relationship with his world. He suggests a new concept of the nature of guilt and anxiety.
Dr. Boss feels that the current psychoanalytic model of man results in fragmentation