Was the EXPO timing right? “Timing is something challenging but students can always get to the EXPO in the evening after their classes.” Professor Silas Lwakabamba, Rector of the National University of Rwanda (NUR). By Times Reporter Published : September 08, 2010 Twitter Facebook Email Whatsapp linkedin More Share this article Twitter Facebook Email Whatsapp linkedin Professor Silas Lwakabamba Twitter Facebook Email Whatsapp linkedin “Timing is something challenging but students can always get to the EXPO in the evening after their classes.” Professor Silas Lwakabamba, Rector of the National University of Rwanda (NUR).