Hegel's Science of Logic has received less attention than his Phenomenology of Spirit, but Hegel himself took it to be his highest philosophical achievement and the backbone of his system. The present book focuses on this most difficult of Hegel's published works. Beatrice Longuenesse offers a close analysis of core issues, including discussions of what Hegel means by 'dialectical logic', the role and meaning of 'contradiction' in Hegel's philosophy, and Hegel's justification for the provocative statement that 'what is actual is rational, what is rational is actual'. She examines both Hegel's...