 His writings on African literature, postcolonial studies, disability studies, urban studies and in literary theory have been widely published.He is a Fellow of the Ghana Academy of Arts and Sciences (2006) and the Royal Society of Canada (2013), and in 2019 was elected Corresponding Fellow of the British Academy.He was Chief Examiner in English of the International Baccalaureate (2005–07), and has been a member of the Diaspora and Migrations Project Committee of the Arts and Humanities Research Council (AHRC) of the UK, and the European Research Council award grants panel on culture and cultural production (2011–2017).