- Annie Jacobsen
- Michael Pollan
- Animal World
- Neil Postman
- Richard P. Feynman
- Neale Donald Walsch
- David Baker
- Platon
- Hubert Reeves
- Douglas Adams
- Paul Strathern
- James Herriot
- J.B. Snow
- Robert M. Sapolsky
- Zoe McKey
- Peter Grinspoon MD
- Clayton Geoffreys
- Rick Hanson, PhD
- Honoré de Balzac
- Titus Winters
- Ellen J. Langer
- Vaclav Smil
- Noam Chomsky
- Rollo Tomassi
- Anonyme
- J. Allen Boone
- Temple Grandin PhD
- Marc Aurèle
- Etienne Klein
- Clarissa Pinkola Estés, PhD
- The Blokehead
- Lanny Bassham
- Thibaut Meurisse
- Charles River Editors
- Charles River Editors
- Sigmund Freud
- Marianne Costa
- Edgar Wise
- Eric Berne
- Sean B. Carroll
- Sun Tzu
- Robin Wall Kimmerer
- Jared Diamond
- Ed Yong
- Instaread
- Neville Goddard
- Viktor E. Frankl
- Christopher M. Palmer, MD
- Isaac Asimov
- Jack Canfield
- Harvard Business Review
- Daniel J. Siegel, MD
- Nick Trenton
- Simon Winchester
- Linda K. Murphy
- Edward M. Hallowell, M.D.
- Donella Meadows
- Neil de Grasse Tyson
- Daniel J. Levitin
- Seth J. Gillihan, PhD
- Ali Greymond
- Divers auteurs
- John Gribbin
- Neil deGrasse Tyson
- John E. Sarno
- Michael Shellenberger
- Daniel G. Amen, M.D.
- Mark Stewart
- Daniel Kahneman
- Michael A. Singer
- Bertrand Russell
- James Nestor
- Nassim Nicholas Taleb
- Marcus Chown
- Dr. Joe Dispenza
- Wendy Dranfield
- Joshua Fletcher
- Kate Crawford
- Leonard Moore
- Oliver Sacks
- Ian Tuhovsky
- Zoë Schlanger
- Richard C. Schwartz Ph.D.
- Osho
- Michael Lewis
- Friedrich Nietzsche
- John Vaillant
- James Allen
- Siddhartha Mukherjee
- Richard Dawkins
- Deepak Chopra
- Patrick King
- Bill Bryson
- Ray Kurzweil
- Dr. Sherrie Campbell
- Judy Dyer
- Steven Ujifusa
- Bruce H. Lipton, Ph.D.
- Charles Darwin
- Cory Doctorow