Dr. Segun Ogunjemiyo was appointed interim dean of the College of Social Sciences, effective August 2021. Prior to assuming the new role, he was a professor in the Department of Geography and City and Regional Planning and previously served as chair of the department for five years.

Ogunjemiyo studied on three continents, receiving his undergraduate degree from the Federal University of Technology Akure, Nigeria, his master’s degree from University of Ghent in Belgium and his doctoral degree from McGill University in Montreal, Canada. He joined the Fresno State faculty in 2005 as an assistant professor of geography and was previously a postdoctoral associate in geography at the University of California, Santa Barbara. He teaches courses and conducts research in areas that cut across multiple disciplines with special emphasis on climate change, air quality and biosphere-atmosphere interactions, especially as it relates to transport of air pollutants in the boundary layer.

Ogunjemiyo is an internationally recognized scholar and was involved in several large-scale interdisciplinary studies on climate change. His current research is devoted to studying air quality and how exposure to heat waves, ozone, particulate matters and other pollutants affect people living in the Central Valley. He has been successful in applying for a variety of grants. Since 2006, he’s been awarded grants from funding agencies such as the National Science Foundation, the United States Department of Agriculture – National Institute of Food and Agriculture program and the Agricultural Research Institute.

Ogunjemiyo is sensitive to the needs of migrant and immigrant populations. He was the faculty adviser for the African Student Association and has been an executive member of the Yoruba Society Association of Central California since 2010, a cultural group tasked with educating the Fresno community about the cultures of the Yoruba people.