He is professor of art history at the School of Church Communications at the Pontifical University of Santa Croce in Rome, and also lecturing at the Pontificia Università Gregoriana.
From 1996 to 1998 he was chief copy Editor at the German publishing house Verlag Schnell & Steiner in Regensburg, whose founders (Hugo Schnell, Johannes Steiner) in 1934 invented the small-sized type of art guidebooks (“Kleine Kunstführer“), which today are produced million times.
[4] In 2006 van Bühren was awarded the doctorate degree in Theology at the Pontifical University of Santa Croce in Rome.
Since 2006 van Bühren is teaching Art History as professor at the Pontifical University of Santa Croce in Rome.
The focus of his research and his lectures at the School of Church Communications is on Art and Architecture as Communication Media, at the School of Theology on Liturgical Art from Antiquity to the Present, including its implications for theology and Church history.
[10] Ralf van Bühren is a member of the Medieval Academy of America (Cambridge, MA), the International Center of Medieval Art (New York), the International Society for Research on the History of the Councils (Vienna, Rome and Bamberg; “Internationale Gesellschaft für Konziliengeschichtsforschung") and the Görres Society (Roman Institute).