Leonard Coldwell – Instinct Based Medicine – 1,000+ books sold. 22 Aug 2011 sbpranet 1000+ Books Sold Comments off Instinct Based Medicine: How to Survive your Illness and your Doctor By Dr. Leonard Coldwell Rachel Hajar, M.D – My Life in Doha: Between Dream and Reality – 1,000+ books sold.Author Book Signings to Benefit Childhood Leukemia Foundation