EPFL 14th in the world across all fields in their 2020/2021 ranking, whilst Times Higher Education World University Rankings ranks EPFL as the world's 19th best school for Engineering and Technology in 2020. EPFL typically scores high on faculty to student ratio, international outlook and scientific impact. The CWTS Leiden Ranking that "aims to provide highly accurate measurements of the scientific impact of universities" ranks EPFL world 13th, and 1st in Europe in the 2013 rankings for all the sciences. Although EPFL generally ranks well on measures such as citation index, international outlook and scientific impact, due to the young age and small size of the school, it tends to rank comparatively low in name-brand surveys. The Times 2017 reputation ranking where EPFL was ranked world 45th, comparatively low for EPFL. The Times 100 Under 50 Rankings is a ranking of the top 100 universities in the world under 50 years old. Since EPFL in its current form was formed in 1969, it is included in this ranking, and was ranked 1st in the world for three years in a row in 2015, 2016 and 2017, and 2nd in the world in 2018 and 2019. Times Higher Education also ranked EPFL as the most international university in the world two years in a row 2014 and 2015. Campus The École d'ingénieurs de l'Université de Lausanne, from which EPFL in its modern-day form originates, was located in the center of Lausanne. In 1974, five years after EPFL was separated from University of Lausanne and became a federal institute under its current name, the construction of a new campus at Dorigny in Écublens, a suburb south-west of Lausanne on the shores of Lake Geneva, began. The inauguration of the first EPFL buildings of the new campus took place in 1978. The EPFL campus has been evolving ever since. The first stage of development, with a total budget of 462 million Swiss francs, was completed in 1984; the second in 1990. Construction of the northern parts of campus began in 1995 with the Microtechnology building, completed in 1998, and the architecture building, completed in 2000. In 2002, the department of architecture also moved to the campus in Écublens, uniting all departments of EPFL on the same site. The latest addition to the EPFL campus is the Rolex Learning Center completed February 2010. The Rolex Learning the university includes areas for work, leisure and