The RWTH Aachen is characterised by its strength in science and engineering education. It also provides a wide range of subjects in Economics, Arts and Humanities and Medicine with an emphasis on intensive interaction between all disciplines. The focus on interdisciplinarity in research and teaching is a direct response to the demands placed on future young professionals. The RWTH has co-operations with many universities and research centres throughout the world. Every year, international students and scientists visit RWTH Aachen University to study and research at a high standard recognized on an international level. As of October 2007 RWTH Aachen University assumes top position in the German scientific community. Within the Excellence Initiative of the German federal and state government the Institutional Strategy for an integrated interdisciplinary university of technology was approved by the German Research Foundation (DFG) and the Science Council (WR).