As of July 1st, 2025, Itohan Osayimwese has been awarded tenure in the department and is now Professor of the History of Art & Architecture and Urban Studies. Professor Osayimwese has also served as Department Chair since 2023. 

Osayimwese presented a talk in the Columbia University in Spring 2025. Inaugurated in 2004, the Bettman Lecture Series is an annual program of monthly lectures in art history sponsored by the Department of Art History and Archaeology at Columbia University. The Bettman Lecture Series is coordinated by two graduate students, and are designed to foster community and intellectual engagement within the department. Professor Itohan Osayimwese gave a lecture titled “The Diaspora of African Architectural Objects.” 

Also in the Spring, Professor Osayimwese was invited to speak at Dartmouth College. Her lecture was titled, “Africa's Buildings: Architecture and the Displacement of Cultural Heritage.”