A United States-based professor from Kwara State, Farooq Kperogi, has advised those expecting the new Chief of Staff to President Muhammadu Buhari, CoS, Ibrahim Gambari to be as powerful as the late Abba Kyari in that office to discountenance such thought. 

He foreclosed such possibility because the new CoS purportedly cannot function well enough in the Hausa language and "Buhari has difficulty forming deep informal interpersonal relationships with people who don’t speak Hausa". 

Read more: https://allnews.ng/news/why-aso-rock-cabal-chose-gambari-as-buhari-s-chief-of-staff-kperogi