The Head of Department, Dr. David Ssevviiri with Prof. David Sumpter from Uppsala University, Sweden talking about Mathematics on Urban TV The Head of Department, Dr. David Ssevviiri with Prof. David Sumpter from Uppsala University, Sweden talking about Mathematics on Urban TV Tags: The Head of DepartmentDr. David Ssevviiri with Prof. David Sumpter from Uppsala UniversitySweden talking about Mathematics on Urban TV