PROFESSOR Emeritus Umaru Shehu, who died on 2 October 2023, was born in Yerwa (Maiduguri), Nigeria, in 1930. Widely regarded as one of the country’s early leaders in public health policy and practice, he was the first public health physician in the northern region and remained active all his life. IDRIS MOHAMMED, Professor Emeritus, Gombe State University He will be remembered for his great work in eradicating poliomyelitis from Nigeria. He started the National Programme on Immunisation in 1995 and was the agency’s first chairman. His efforts, with others, culminated in Nigeria achieving polio-free status on 18 June 2020. The…