Oliver Grau (born 24 October 1965) is a German art historian and media theoretician with a focus on image science, modernity and media art as well as culture of the 19th century and Italian art of the Renaissance. Grau is among the most quotes scholars of the field: His monography “Virtual Art”, published in several languages, became, with more than 800 published citations the most cited art history book since the year 2000 (Source H-Index).

Oliver Grau is Professor of Image Science and Head of the Department for Image Science at the Danube University Krems.

He has conducted international invited lecture tours, received numerous awards, and produced international publications in English, Spanish, Portuguese, Serbian, Macedonian, Slovenian, Korean, Chinese. His main research is in the history of media art, immersion (virtual reality), and emotions, as well as the history, idea and culture of telepresence and artificial life.