It’s fun to work on a book because in doing that you also learn quite a lot. At the moment I just finished writing - along with two colleagues Pedro de Bruyckere and Casper Hulshof - a book about Urban Legends in education and learning (soon to be published by Elsevier / Academic Press). While researching why myths are so perseverant I came across a number of different reasons from different sources. Here is a short list of my favourites: