Edmund Husserl published in his lifetime only works which represent a compilation of individual phenomenological analyses or which have the character of an introduction to his phenomenology. It always made him uneasy that he did not publish any systematic work in phenomenology. In his later years, from the beginning of the 1920s, he tried several times to write such a work, but in vain. The masterplan for this work, which his assistant Eugen Fink sketched out in 1930/31 is preserved. According to this plan, the Phanomenologie der Instinkte has attracted very little attention in Husserl...