Professor of International Law and Legal Scholarship;
Teaches in the areas of public international law, human rights law, international humanitarian law, international criminal law, international refugee law, theory and philosophy of law, and legal scholarship;

Head of the Department of International Legal Studies, Tumaini University Makumira;
Authored Human Rights and the Rule of Law (Stellenbosch 2000), From Utopia to Universal Protection of Human Rights (Arusha, 2012), The Contours and Content of Contemporary Theory and Philosophy of Law (Arusha, 2014), International Law and Politics in Contemporary Inter-State Relations (Available December 2014), as well as numerous law review articles;
Served as Assistant Defense Attorney before the United Nations International Criminal Tribunal for Rwanda;
Has recently completed assignments to prepare LLM programmes (LLM in International Law with International Relations, and LLM in Human Rights Law) for the Faculty of Law of Tumaini University Makumira;
Visiting Professor in other Universities in Tanzania and abroad.