William Shakespeare
Carl Sagan
Stephen Hawking
Richard Dawkins
Richard Phillips Feynman
Don Miguel Ruiz
Julian Baggini
Scott Cunningham
Mircea Eliade
George Orwell
George Gamow
D. J. Conway
Ken Wilber
Drunvalo Melchizedek
Ludwig Wittgenstein
Sam Kean
Shalila Sharamon