Dave Ashprey 6books for biohackers!,Smarter Not Harder: The Biohacker's Guide to Getting the Body and Mind You Want: Dave Asprey: 9780008625924: Amazon.com: Books,Smarter Not Harder: The Biohacker's Guide to Getting the Body and Mind You Want: Dave Asprey: 9780008625924: Amazon.com: Books,Head Strong: The Bulletproof Plan to Activate Untapped Brain Energy to Work Smarter and Think Faster-in Just Two Weeks (Bulletproof, 3),BIOHACKING: THE SCIENCE OF OPTIMIZING THE HUMAN BODY,