Karen Horney was born in 16 of september in 1885 in Blacknize, in Germany.In 1906 Karen entered medical school in Freisburg university. Karen entered Berlin university from Freisburg university, which finish in 1913. Within one year, Karen lost her parents. To cope with the stress began attending psychoanalyst Carl, which was the disciple of Sigismund Freud(это предложение возможно не правильно). Later, he became a mentor Horney in Berlin psychiatric society.At this time she began to develop his work neuroses and neurotic personality theory.Ideas of Sigismund Freud challenged by psychologist because of what Horney fired from New York psychiatric university. After that she founded American university of psychoanalys and she published a book in 1942 "Introspection" and "Neurotic personality of our time". Karen Horhey began famous after research of neurosis, disagreement with Sigismund Freud. Horney also believed that man can be a therapist for himself. Karen Horney died of cancer in 4 of december in 1952 at the age of 67 years.