Skepticism remains a central and defining issue in epistemology, and in the wider tradition of Western philosophy. To better understand the contemporary position of this important philosophical subject, Allan Hazlett introduces a range of topics, including:• Ancient skepticism• skeptical arguments in the work of Hume and Descartes• Cartesian skepticism in contemporary epistemology• anti-skeptical strategies, including Mooreanism, nonclosure, and contextualism• additional varieties of skepticism• the practical consequences of Cartesian skepticismPresenting a comprehensive survey of the key problems, arguments, and theories, together with additional readings, A Critical Introduction to Skepticism is an ideal guide for students and scholars looking to understand how skepticism is shaping epistemology today.