Adam Williams has previously written four highly applauded historical novels, including The Palace of Heavenly Pleasure, and The Book of the Alchemist, a prequel to A River of Blood and A Sea of Tears. Adam was born in Hong Kong and has spent most of his life in China and Japan. He worked for many years for the trading house, Jardine Matheson, and his work as Chairman of the British Chamber of Commerce in Beijing earned him an OBE.