Question: What is the name of this Swiss academic, philosopher and writer who teaches at the Oxford Faculty of Theology and is a visiting professor at institutions around the world and whose relative is Egyptian author, and trade unionist Gamal al-Banna?

John Michael Rist (born 1936), a Fellow of the Royal Society of Canada, is a British scholar of ancient philosophy, classics, and early Christian philosophy and theology, known mainly for his contributions to the history of metaphysics and ethics.  He is the author of monographs on Plato, Aristotle, the Stoics, Epicurus, Plotinus, the dating of the Gospels, and Augustine.  Rist is Professor of Classics Emeritus at the University of Toronto, part-time Visiting Professor at the Institutum Patristicum Augustinianum in Rome, holds the Father Kurt Pritzl, O.P., Chair in Philosophy at the Catholic University of America in Washington, D.C., and is a life member of Clare Hall, Cambridge University.  During his lengthy academic career he has also been Regius Professor of Classics at the University of Aberdeen (1983-1996), and the Lady David Visiting Professor in Philosophy at the Hebrew University in Jerusalem (1995). <SEP>  He was the youngest brother of Hassan al-Banna (1906–49), founder of the Muslim Brotherhood. Gamal al-Banna (also: "Jamal al-Banna", Arabic: جمال البنا‎ ‎ ; ‎ 15 December 1920 – 30 January 2013) was an Egyptian author, and trade unionist.  Al-Banna was considered a liberal scholar, known for his criticism of Islamic traditional narratives rejecting 635 Hadiths of Sahih Bukhari and Sahih Muslim which he finds contradictory to the Qur'an.  He was a great-uncle of the Swiss Muslim academic and writer Tariq Ramadan. <SEP> Christoph Beat Graber is a Swiss academic.  He founded the i-call research center (International Communications and Art Law Lucerne) of the Law Faculty of the University of Lucerne and is the leader of the eDiversity Project in the framework of the NCCR Trade Regulation project.  He teaches in the fields of international trade law, communications and art law, European and global media law and the sociology of law at the University of Lucerne, lectures on audiovisual services in the MILE program of the World Trade Institute, and is a recognized expert in the field of audio-visual services. <SEP>  He is the professor of Contemporary Islamic Studies in the Faculty of Oriental Studies at St Antony's College, Oxford, and also teaches at the Oxford Faculty of Theology.  He is a visiting professor at the Faculty of Islamic Studies (Qatar), the Université Mundiapolis (Morocco) and several other universities around world. Tariq Ramadan (Arabic: طارق رمضان‎ ‎ ; born 26 August 1962) is a Swiss academic, philosopher and writer.  He is also a senior research fellow at Doshisha University (Japan).  He is the director of the Research Centre of Islamic Legislation and Ethics (CILE), based in Doha.  He is a member of the UK Foreign Office Advisory Group on Freedom of Religion or Belief.  He was elected by "Time" magazine in 2000 as one of the seven religious innovators of the 21st century and in 2004 as one of the 100 most influential people in the world and by "Foreign Policy" magazine (2005, 2006, 2008-2010, 2012-2015) as one of the top 100 most influential thinkers in the world and Global Thinkers.