Daseinsanalysis is an existentialist

Existentialism

Existentialism is a term applied to a school of 19th- and 20th-century philosophers who, despite profound doctrinal differences, shared the belief that philosophical thinking begins with the human subject—not merely the thinking subject, but the acting, feeling, living human individual...

 approach to psychoanalysis

Psychoanalysis

Psychoanalysis is a psychological theory developed in the late 19th and early 20th centuries by Austrian neurologist Sigmund Freud. Psychoanalysis has expanded, been criticized and developed in different directions, mostly by some of Freud's former students, such as Alfred Adler and Carl Gustav...

. It was developed by Ludwig Binswanger

Ludwig Binswanger

Ludwig Binswanger was a Swiss psychiatrist and pioneer in the field of existential psychology...

 who heavily borrowed from Heidegger and applied his concepts such as Being-in-the-world to psychotherapy. Daseinsanalysis was furthered by Medard Boss

Medard Boss

Medard Boss was a Swiss psychoanalytic psychiatrist who developed a form of psychotherapy known as Daseinsanalysis, which was largely based on the existential-phenomenological philosophy of friend and mentor Martin Heidegger. During his medical studies he was strongly influenced by the...

 who was inspired by Husserl and thus applied existential and phenomenological frameworks to finding meaning, especially in dream analysis.