Amexel is based on systems theory and humanistic psychology.

He has written on mental illness, group psychotherapy, humanistic psychology and personal growth.

That kind of response is built into the fabric of most humanistic psychologies.

However, humanistic psychology has involved scientific research of human behavior since its inception.

Carl Rogers was trained in psychoanalysis before developing humanistic psychology.

He is often associated with both humanistic psychology and existentialist philosophy.

The idea of man in positive psychotherapy can be compared to the one in humanistic psychology.

It uses an educational model and is considered to be part of humanistic psychology.

The handbook of humanistic psychology: Leading edges in theory, research, and practice.

He is the author of numerous books and articles on humanistic psychology, education and human science research.