| Sarah R. Kamens | SUNY College at Old Westbury, USA |
| Thomas Greening | Psychological Services Association |
| Abraham Maslow | |
| Shawn Rubin | Private Practice, Fairfax VA, USA |
| Kirk J. Schnieder | Vice President, Existential-Humanistic Institute; Adjunct Faculty, Saybrook University and the Columbia University, Teachers College, USA |
| Anthony Sutich | |
| Miles A. Vich |
| Shawn Rubin | Private Practice, Fairfax VA, USA |
| Louis Hoffman | Rocky Mountain Humanistic Counseling and Psychological Association |
| Scott Churchill | University of Dallas, USA |
| Douglas MacDonald | University of Detroit - Mercy, USA |
| Ronald Bassman | MindFreedom International, USA |
| Claire R. Chang | Private Practice, Australia |
| Pratyusha Tummala-Narra | The Albert and Jessie Danielsen Institute and Department of Psychological and Brain Sciences at Boston University |
| Theopia Jackson | Saybrook University, USA |
| Tabitha Moore | Evolution Consulting, LLC |
| Sonasha Braxton | RefugePoint & Sekhmet International Consulting, USA |
| Kirk J. Schnieder | Vice President, Existential-Humanistic Institute; Adjunct Faculty, Saybrook University and the Columbia University, Teachers College, USA |
| Andrew M. Bland | Millersville University, USA |
| Edward Hoffman | Yeshiva University, New York, USA |
| Sarah Kass | |
| Kevin Keenan |
| Niveen Rizkalla | University of California Berkeley, USA |
| Will W. Adams | Duquesne University, USA |
| Marc Applebaum | Saybrook University, USA |
| Kyle Arnold | Coney Island Hospital, USA |
| Gina Belton | Saybrook University & Redwood Palliative Psychology, USA |
| Anthony P. Bossis | NYU School of Medicine, USA |
| Ken Bradford | |
| Fanny Brewster | Pacifica Graduate Institute and the Philadelphia Association of Jungian Analysts, USA |
| Sara K. Bridges | The University of Memphis, USA |
| Vanessa Brown | |
| Joseph Cali | Brookdale Community College, NJ, USA |
| Shannon Chávez-Korell | Wayne State University, USA |
| Roxanne Christensen | Aloe Integrative Psychology Group; Oakland University, USA |
| Allan Combs | |
| Erik Craig | Private Practice, Santa Fe, New Mexico |
| Eugene M. DeRobertis | Brookdale College, USA |
| Stephen Diamond | |
| Todd DuBose | The Chicago School of Professional Psychology, USA |
| Susi Ferrarello | Saybrook University, USA |
| Zeno Franco | Department of Family & Community Medicine, Center for Healthy Communities & Research, Medical College of Wisconsin, USA |
| Kathleen Galvin | |
| Arthur Giacalone | Institute of Contemplative Studies |
| Nathaniel Granger | Saybrook University and Pikes Peak Community College |
| Nisha Gupta | University of West Georgia, USA |
| Ben Cooley Hall | Bridgewater State Hospital, USA |
| Steen Halling | Seattle University, USA |
| Ed Hoffman | Yeshiva University, New York, USA |
| Bojun Hu | United Family Hospital, China & Taos Institute, USA |
| Meba Alphonse Kanda | University of South Africa, Centre for Applied Psychology, South Africa |
| Justin Michael Karter | University of Massachusetts Boston, USA |
| Betz King | King & Associates, Farmington Hills, MI, USA |
| Robert Kramer | Eötvös Loránd University of Budapest, Hungary |
| Stanley Krippner | California Institute of Integral Studies, USA |
| Bia Labate | CIEASAS Occidente, Mexico |
| Larry M. Leitner | |
| Amanda Lowe | Mercy Behavioral Health, Pittsburgh, PA, USA |
| Zenobia Morrill | University of Massachusetts Boston, USA |
| Shoji Muramoto | |
| Wade W. Nobles, Ifagbemi Sangodare, Nana Kwaku Berko I, Bejana, Onebunne | San Francisco State University, Association of Black Psychologists, Institute for the Advanced Study of Black Family Life and Culture, USA |
| Bradley D. Olson | National Louis University - Chicago, USA |
| Nadika Paranamana | University of Hartford and Yale School of Medicine – Department of Psychiatry, USA |
| Anthony J. Pavlo | Yale University, USA |
| Elizabeth Pienkos | Clarkson University, USA |
| Jonathan D. Raskin | SUNY New Paltz |
| Donadrian Rice | University of West Georgia, USA |
| Ruth Richards | Saybrook Graduate School and Research Center, USA |
| Brent D. Robbins | Point Park University, USA |
| Robert D. Romanyshyn | Pacifica Graduate Institute (Emeritus), USA/France |
| Judy Roth | CUNY School of Medicine/The City College, USA |
| Derrick Sebree | Michigan School of Psychology, USA |
| Drake Spaeth | Saybrook University, USA |
| David St. John | Michigan School of Professional Psychology |
| Louise Sundararajan | |
| Rochelle V. Suri | ISPS |
| Thomas Teo | York University, Canada |
| Mary Watkins | Pacifica Graduate Institute, USA |
| Frederick J. Wertz | Fordham University, USA |
| Paul Wong | Independent Practice |
| Wang Xuefu | Zhi Mian Insitute for Psychotherapy |
| Oksana Yakushko | Pacifica Graduate Institute, USA |
| Mark Yang | Zhi Mian International Institute of Existential-Humanistic Psychology |
| Walter Truett Anderson | Saybrook Graduate School and Research Center; NTL Institute, USA |
| Arthur Bohart | California State University, Dominquez Hills, USA |
| David J. Cain | Private Practice, USA |
| Eleanor Criswell | Sonoma State University, USA |
| David Elkins | Pepperdine University, Malibu, CA |
| Carroy Ferguson | |
| Constance T. Fischer | Duquesne University, Pittsburgh, PA, USA |
| Harris Friedman | University of Florida, USA |
| Amedeo Giorgi | Saybrook Graduate School and Research Center, USA |
| Stanislav Grof | Esalen Institute, USA |
| Althea Horner | Pasadena, CA, USA |
| Alfried Längle | Higher School of Economics, Dept. of Psychology, Moscow, Russia |
| Rabbi Michael Lerner | |
| David A. Levy | |
| David Lukoff | Saybrook Graduate School and Research Center; NTL Institute, USA |
| Edward Mendelowitz | |
| Michael Murphy | Esalen Institute, USA |
| Maureen O'Hara | National University, La Jolla, CA, USA |
| J. Fraser Pierson | Southern Oregon University, USA |
| John Rowan | Private Practice |
| David Ryback | |
| Huston Smith | Fordham University, USA |
| Stephan Tobin | Los Angeles, CA, USA |
| Ken Wilber | Boulder, Colorado, USA |
| Joe K. Adams | |
| Andras Angyal | |
| Heinz Ansbacher | University of Vermont, USA |
| Mike M. Arons | West Georgia State University, USA |
| Myron M. Arons | |
| Roberto Assagioli | |
| David Bakan | York University, Canada |
| James F. T. Bugental | Stanford University School of Medicine, USA |
| Jim Bugental | |
| Charlotte Buhler | |
| Hadley Cantril | |
| Haridas Chaudhuri | |
| Arne Collen | Saybrook Graduate School, USA |
| Arthur Deikman | School of Medicine, University of California, San Francisco |
| Miraj U. Desai | Yale University School of Medicine, USA |
| Viktor Frankl | |
| Willard Frick | |
| Maurice Friedman | San Diego State University, California |
| Kurt Goldstein | |
| Willis Harman | |
| Robert Hartman | |
| Aldous Huxley | |
| Sidney Jourard | |
| Abraham Kaplan | |
| Arthur Koestler | |
| George Leonard | |
| John L. Levy | Mill Valley, CA, USA |
| Salvatore Maddi | |
| Alvin Mahrer | University of Ottawa, Canada |
| Abraham Maslow | |
| Fred Massarik | UCLA, USA |
| Rollo May | |
| Will Mcwhinney | deceased |
| Donald Michael | |
| Clark Moustakas | Michigan School of Professional Psychology |
| Lewis Mumford | |
| Henry Murray | |
| Alan Nelson | |
| Donald Polkinghorne | University of Southern California, USA |
| David L. Rennie | York University, Canada |
| Donna Rockwell | Saybrook University, USA |
| Carl Rogers | |
| Koji Sato | |
| Ilene Serlin | Union Street Health Associates |
| Al Siebert | |
| M. Brewster Smith | University of California-Santa Cruz, USA |
| E. Mark Stern | Iona College, USA |
| Anthony Sutich | |
| Thomas Szasz | State University of New York, Syracuse, NY, USA |
| Robert Tannenbaum | |
| Eugene Taylor | Saybrook Graduate School and Research Center; NTL Institute, USA |
| Art Warmoth | Sonoma State University, USA |