Bernard Beitman, M.D. is the founding director of The Coincidence Project, which encourages people to tell each other their coincidence stories.
His book, "Meaningful Coincidences: How and Why Serendipity and Synchronicity Happen" comprehensively describes why and how coincidences, synchronicity, and serendipity happen and how to use these common occurrences to inspire psychological, interpersonal, and spiritual growth.