Special Holiday offer for subscribers only. Get 50% off the retail price of $17.95 for an author-signed paperback copy of BIT FLIP. Want it customized for your special someone? Enter custom text after clicking “Purchase” to add to cart.

One book per order. Flat-rate $9.00 USPS Priority Mail shipping to continental U.S. only. For bulk orders, shipping outside the U.S., or other questions, please contact me.