In his book, Andreas Urs Sommer reflects on the question of what it really means when everybodys appealing to values, all the time - the question, fundamentally, of what values actually are. Values explores both of these points, arriving at two intriguing suggestions: Maybe what we call values are just a set of elaborate fictions. And maybe those fictions serve some very important purposes.

Andreas Urs Sommer is a Professor of Philosophy at the University of Freiburg, Germany, and head of the Nietzsche Commentary research unit at the Heidelberg Academy of Sciences and Humanities.