The Interpretation of Dreams of his most important dreams are his own — his method is inaugurated with an analysis of his dream "Irma's injection" — but many also come from patient case studies. "The Interpretation of Dreams" was first published in an edition of only 600 copies, and these took eight years to sell. The work subsequently gained popularity, and seven more editions were printed in Freud's lifetime, the last in 1929. The Swiss psychiatrist Eugen Bleuler wrote to Freud in October 1905 that he was convinced of the correctness of "The Interpretation of Dreams" as soon as he read it. Otto Rank
Psychoanalytic dream interpretation still exist. For example, the Boston Psychoanalytic Society and Institute Inc. still uses many forms of psychoanalysis, including the interpretation of dreams. For some supports, though, it is easy to become confused in all of the ideas of psychoanalysis and therefore have a hard time defending. This is part of what led to the decline of psychoanalysis and psychoanalytic dream interpretation as mentioned earlier. G. William Domhoff and David Foulkes consider the idea that free association gives access to the latent content of the dream to have been invalidated by experimental psychology, concluding that the method is just arbitrary. Psychoanalytic