ETH Zurich, the Swiss university for science and technology, features in international rankings as one of the best universities in the world. Its 520 professors and more than 23,000 students from 121 countries generate innovation in areas ranging from data science to robotics and from nanoscience to cutting-edge medical technology. Switzerland's economy benefits from the nearly 160 patents and licensed technologies and more than 25 spin-off companies emerging from the university every year.