This book investigates the lost medical and physical theories of the ancient physician Asclepiades of Bithynia, seeking to reconstruct his influence on the development of the Methodist medical sect. J. T. Vallance utilizes surviving ancient testimonia to piece together the intellectual framework of a figure whose original writings have been lost to time. By analyzing the intersection of Hellenistic philosophy and medical practice, the author argues that Asclepiades provided a foundational, albeit controversial, theoretical basis for later medical doctrines. The text serves as a scholarly reconstruction of a pivotal, yet often overlooked, figure in the history of Greek science.

Scholars recognize this work as a rigorous and necessary examination of a historically elusive medical theorist. Readers frequently note the academic density of the prose, which is tailored for those with a specific interest in the history of medicine and ancient philosophy.