Books were a huge part of Björn’s life. In addition to a refined collection of mathematics and computer science books, he had a vast library on a wide range of topics. It is difficult to say which were his favorites because he enjoyed reading very much, but here are some titles that one could find when browsing his shelves.
Gottlieb, Anthony – The Dream of Reason: A History of Philosophy from the Greeks to the Renaissance
Hitchens, Christopher – Letters to a Young Contrarian (Art of Mentoring)