Pension funds are large investors. Members of the board of directors of any pension fund all struggle with the same question: what should we do about our investments? They need to be able to make informed decisions about which strategy to take. Yet, this is difficult as many issues aren’t clear. Alfred Slager, CIO of Stork Pension Fund and economist at Tilburg University, explains why he and Kees Koedijk decided to write the book Investment Beliefs and how it offers members of pension fund boards concrete steps to help them get more grip on investments.