Oyewale Tomori is President of the Nigerian Academy of Science. He was previously Vice Chancellor of Redeemer’s University in Nigeria. Dr. Tomori is also a Fellow of the College of Veterinary Surgeons of Nigeria. Dr. Tomori worked as a regional virologist in Africa with WHO for many years and is a virologist of international repute. Within the past 30 years, he has carried out meaningful research studies on a wide range of human viruses and zoonotic and veterinary viruses, which are of immense public health importance in Nigeria and in Africa as a whole. Prominent among the viruses he has studied are the yellow fever virus, the Lassa fever virus, the poliomyelitis virus, the measles virus, the Ebola virus and a hitherto unknown virus, the Orungo virus, which he elucidated the properties of and registered with the International Committee of Virus Taxonomy. Professor Tomori is recognized as one of Africa’s front-line Lassa fever researchers. Professor Tomori received his D.V.M. from the Ahmadu Bello University, Zaria, and his Ph.D. in virology of the University of Ibadan. He is a Fellow of the Royal College of Pathologists of the United Kingdom.