Prior to becoming a Professor of Biology for 28 years at the City University of New York, Richard worked in the theatre on Broadway and, later, as a construction worker, often scaling forty stories to get the job done. Rachael, now a professor emeritus at Mount Sinai School of Medicine in New York, held more than fifty jobs during her pre-writing career including driving a taxi, assistant to a self-made millionaire, emergency-room coordinator, and teaching sign language to a chimpanzee.

Together they are the No. 1 bestselling authors of The Carbohydrate Addict’s Diet book series, which has sold over eight million copies worldwide. The 13th Apostle is their first work of fiction and the natural result of their extensive life experiences.


If you would like to contact the author, please email avon.publicity@harpercollins.co.uk

The 13th Apostle