Background. Edmund Husserl 's Phenomenological psychology is a discipline set to play an important role in the empirical phenomenological psychopathology Objective. To focus on the basic philosophical and psychological assumptions of Phenomenological psychology Method. To inquire into Husserl's interpretations on the nature of Phenomenological psychology in order to understand the presuppositions of phenomenological psychopathology in psychiatry Results. Phenomenological psychology is described as an aprioric, eidetic, intuitive, purely descriptive, and intentional science ofthe psychical, which remains entirely within the realm of the natural attitude Conclusions. Phenomenological psychology is destined to supply the essential insights needed to give meaning to the research presented under the title of psychopathological phenomenology.