Beeinflusst von Will Davis, Stanley Keleman, Fritz Perls, Wilhelm Reich, Sandor Ferenci, Michael Balint, Hans-Joachim Maaz, Christian Ederer, Heike Oberender, Robert Moore, Douglas Gillette, Liz Marshall, Heiko Lassek, S.H. Fuchs/Foulkes, Irving Yalom, Eva Reich, Murray Cox, Verena Kast, Ralf T. Vogel, C.G. Jung, Erich Fromm, Donald Winicott, Margaret Mahler, Alice Miller, Hanscarl Leuner, John Pierrakos, Alexander Lowen, David Boadella, Ruth Westheimer, Claudio Narranjo, Moshe Feldenkrais, Gerd Rudolf, Anita Wilda-Kießel, Christoph Schwabe, Sabine Rittner, Michael Geyer, Habib Davanloo, Jakob Moreno, Mara Selvini Palazzoli, Steve de Shazer, John C. Lilly, Stanislav Grof, Ilse Middendorf, Elsa Gindler, Yürgen Oster, Rolf Klüwer, Alfred Adler, Stavros Mentzos, Diana Draxler, Carl Rogers, Gunthard Weber, Paul Watzlawik, Gregory Bateson, Jürg Willi, Georg Groddeck, Berhard Strauß, Dankwart Mattke, Eugen Drewermann, Anselm Grün, Paul Parin, Joseph Campbell, Robert Bly, Robert Hare, Meister Eckhardt, Christian Schubert, Marie-Louise von Franz, Ken Wilber, Eric Berne, Friedrich-Nietzsche, Joachim-Ernst Behrendt, Kurt Höck, Matthias Stiehler, Simone de Beauvoir, Jordan Peterson, Jon Kabat-Zin, Mark Solms, Thomas Hannah, Ruth Coen, Friedemann Schultz v. Thun, Niels Bohr, Ralph Krüger, Thomas & Brigitte Goernitz, Frido & Christiane Mann, Arist v. Schlippe, Horst Kächele, Friedemann Pfäfflin, Thomas Hausschild, Wilfred Bion, Peter Levine, Joseph Bowlby, Mary Ainsworth, Martin Schröder, Jeremy Krauss, John Gottmann, Jack Kornfield, Rudolf Klußmann, Hans-Jakob Beranek, Wilhelm Wundt, Joseph Weiss & Harold Sampson u.v.a.