He teaches Advanced Research Writing, Global Identity Experience and Race, Class and Gender Intersectionality.

Nosa holds a PhD in Sociology from the University of Essex, a Master's degree in Social Research Methods from the University of Surrey and another Master's degree in Politics from The University of Hull. For his PhD, Nosa sought to investigate solutions to racism in Britain by conceptualising how Black British anti-racism campaigns and activism assist our understanding of the depth of racism and what strategies they proposed to eradicate it.

Nosa's interests include Political Sociology; Intersectionality as Critical Theory; Race, Ethnicities and Politics; Social Policy and Exclusion; and Sociology of the Law.