Nina Christensen, Joseph T. Thomas, Jr., Marianne Eskebæk Larsen, Svein Slettan, Janus Neumannm, Ivy York Møller-Christensen

Bojko Bakalov, Alexander A. Kirillov, Jr.

Martin Luther King, Jr.

Mihaly Csikszentmihalyi, Martin E.P. Seligman, Jørgen Lyhne, Ruut Veenhoven, Martin Führ, Daniel Kahnemann, Timothy D. Wilson, Daniel T. Gilbert, Hans Henrik Knoop, Barbara L. Fredrickson

Fred D. Miller, Jr.