Stan studied theology and the study of religions (MTh, KUL 1994 / SOAS London 1997-1998 / MA in Islamic Studies, University of Birmingham 1999 / ThD, KUL 2003); he spent three-years in Ghana (1988-1990; 2006) as a member of the Divine Word Missionaries (SVD). His research focuses on the history and contemporary issues of Muslim-Christian relations, especially in Africa and Europe; trends of African Christian theology; interaction between religions in Africa; interreligious dialogue.
He has published Afrykanska chrystologia na tle rodzimego kontekstu kulturowego [African Christology in Its Indigenous Cultural Context] (Lublin: TN KUL 2005; based on his ThD thesis), coedited (with Gina G. Smith) Religion, Ethnicity and Transcultural Migration between West Africa and Europe (Leiden: Brill, 2014) and published over 40 articles in Polish and English (in edited books and periodicals).