Princeton prof ARVIND NARAYANAN - wrote an excellent introductory book on Bitcoin.<p><a href="https:&#x2F;&#x2F;freedom-to-tinker.com&#x2F;blog&#x2F;randomwalker&#x2F;the-princeton-bitcoin-textbook-is-now-freely-available&#x2F;" rel="nofollow">https:&#x2F;&#x2F;freedom-to-tinker.com&#x2F;blog&#x2F;randomwalker&#x2F;the-princeto...</a>