This book aims to show that the arguments offered in support of the most prevalent versions of scientific realism are unconvincing and offer no reason why an anti-realist position should not rationally be held.

Several formulations of realism are examined and reduced to two. First, Convergent Ontological Scientific Realism (COSR) - the claim that most current successful theories are approximately true, and successive theories converge upon the truth. Second, Axiological Scientific Realism (ASR) - the claim that while many current theories may not even be approximately true, nevertheless,...