Prof Ralarala holds two PhDs (Stellenbosch University and University of the Free State respectively) on persuasion in African languages; and language practice (emphasis: forensic linguistics). His diverse research interests follow three lines: language rights and multilingualism in higher education; forensic linguistics; and translation studies. He has held visiting scholarships, nationally and internationally, for teaching and research. He has also published articles and book chapters, mainly in forensic linguistics and translation studies. He is founder and Chief Series Editor of Studies in forensic linguistics: Language and the law in South Africa and beyond.