The present book entitled Cereals of antiquity and early Byzantine times. Wheat and barley in medical sources (second to seventh centuries AD), penned by Maciej Kokoszko, Krzysztof Jagusiak and Zofia Rzeznicka, aims at a detailed analysis of the evolution of dietetic doctrines and an assessment of the value of medical sources for historians of food. In order to achieve the goal, the authors have analysed select medical sources composed between the 2nd and the 7th centuries AD, i.e., treatises published from the moment of canonizing dietetic doctrine by Galen up to the composition of the...