Raji has been visiting professor and poet to Southern Illinois University at Edwardsville, Universities of California at Riverside and Irvine, University of Cape Town, South Africa, Stockholms University, Sweden, Cambridge University, UK, and Humboldt University, Berlin, Germany. He was African editor of Drumvoices Revue – Journal of Contemporary Arts and Literature (1999-2010). His seminal publication in cultural theory and practice is entitled Playful Blasphemies: Postproverbials as Archetypes of Modernity in Yoruba Culture(2012).