20th Century:
Name |
Period |
Category |
Organization Affiliation |
| Allison, Pete | modern | Author, Teacher | |
| Baden-Powell | early 20th | Author, Adv. Ed | Boy Scouts |
| Boyce, W.D. | early 20th | Practitioner | Boy Scouts USA |
| Brookes, Andrew | modern | Teacher, Author | |
| Carlson, Julie | modern | Teacher, Author | |
| Davis-Berman, Jennifer | modern | Teacher, Author | |
| Dewey, John | early 20th | Author, Philosopher | |
| Ewert, Alan | modern | Teacher | |
| Gass, Michael | modern | Author, Teacher | |
| Gotto, John Taylor | modern | Teacher, Author | |
| Hahn, Kurt | early 20th | Adv. Ed, Teacher | Outward Bound |
| Hunt, Jasper | modern | Author, Teacher | |
| James, William | early 20th | ||
| Kalisch, Kennith | modern | Adv. Ed, Author, Teacher | |
| Kolb, David | 20th century | learning theorist, psychologist | |
| LaNue, Freddie | 20th century | Practitioner | Outward Bound |
| Lewin, Kurt | 20th century | psychologist | |
| McAvoy, Leo H. | modern | Author, Teacher | |
| Maslow, Abraham | 20th century | psychologist | |
| Medrick, Rick | modern | Teacher | |
| Miner, Josh | 20th cen. | Author, Teacher, Practitioner | Outward Bound USA |
| Neill, James | modern | Author, Teacher | |
| Petzoldt, Paul | 2oth cen. | Outdoor Educator, Author | NOLS |
| Piaget | 20th cen. | psychologist | |
| Pieh, Jeremy | 20th cen. | Practitioner | Project Adventure |
| Potter, Tom | modern | Teacher, Author | |
| Priest, Simon | modern | Teacher | |
| Roberts, Nina S. | modern | Author, Teacher | |
| Rohnke, Karl | modern | Author, Practitioner | Project Adventure |
| Sakofs, Mitch | modern | Author, Teacher | |
| Schoel, Jim | modern | Author, Practitioner | |
| Simpson, Steven | modern | Author, Teacher | |
| Stinger, L. Allison | modern | Teacher, Researcher | |
| Whitehead, Alfred North | early 20th | Author, Teacher, Philosopher | |
| Wurdinger, Scott | modern | Author, Teacher |