The issue focused on university research which was deemed "restricted and unnecessary". The use of such studies at a university not only was a financial burden on universities, but also associated with a risk of students not getting better grades than other students and a particular problem with subject areas such as philosophy. "During the course of researching this paper, we felt that we might have inadvertently found the answer to this old question which we believe has never been fully investigated," Professor Andrew Trevisan wrote in the book edited by Professor Paul E