Gurdjieff
Gil Friedman
The Invention of Nature: Alexander Von Humboldt's New World
Andrea Wulf
The Secret Lives of Color
Kassia St. Clair
Gender Across Languages: The Linguistic Representation of Women ...
Marlis Hellinger & Hadumod Bussmann & Heiko Motschenbacher
The Runes of Sweden
Sven Birger Fredrik Jansson
The End of Materialism
Charles T. Tart
Scientific Introspection
William A. Adams
Figments of Reality: The Evolution of the Curious Mind
Ian Nicholas Stewart & Jack Cohen
Conversations on Consciousness
Susan J. Blackmore
The Alchemy of Freedom: The Philosophers' Stone and the Secrets ...
A. H. Almaas
Philosophy of Mind: 50 Puzzles, Paradoxes, and Thought Experiments
Torin Alter & Robert J. Howell & Amy Kind