Which university is Switzerland's oldest university and has Jean Pieters as a professor?
University of Basel The University of Basel (German: "Universität Basel") is located in Basel, Switzerland. Founded on 4 April 1460, it is Switzerland’s oldest university and is counted among the leading institutions of the country.
University of Hohenheim The University of Hohenheim (German: "Universität Hohenheim" ) is a campus university located in the south of Stuttgart, Germany. Founded in 1818, it is Stuttgart's oldest university. Its primary areas of specialisation had traditionally been agricultural and natural sciences. Today, however, the majority of its students are enrolled in one of the many study programs offered by the faculty of business, economics and social sciences. The faculty has regularly been ranked among the best in the country, making the University of Hohenheim one of Germany's top-tier universities in these fields. The university maintains academic alliances with a number of partner universities and is involved in numerous joint research projects.