Ilias Kyriazakis is a professor of animal health and nutrition at Institute for Global Food Security, Queen’s University, Belfast, UK. He is a veterinarian who specialises in the development of systems that enhance livestock performance whilst maintain their sustainability. He has worked with several species of animals, ranging from mice to cows, but he is better known for his work on the development of systems for pigs and poultry. Dr. Kyriazakis holds several fellowships and honorary positions at universities in Europe and North America, and has collaborated in multinational projects for several years. He is the author, editor, and co-editor of several textbooks and has acted as editor for several prestigious journals in the past.