The Department of Computing (DoC) is the computer science department at Imperial College London. The department has around 50 academic staff and 1000 students, with around 600 studying undergraduate courses, 200 PhD students, and 200 MSc students. The department is predominantly based in the Huxley Building, 180 Queen's Gate, which it shares with the Maths department, however also has space in the William Penney Laboratory and in the Aeronautics and Chemical Engineering Extension. The department ranks 7th in the Times Higher Education 2020 subject world rankings.