This edition features reliable, accessible translations; useful editorial materials; and a straightforward presentation of the Objections and Replies, including the objections from Caterus, Arnauld, and Hobbes, accompanied by Descartes'' replies, in their entirety.

The letter serving as a reply to Gassendi--in which several of Descartes'' associates present Gassendi''s best arguments and Descartes'' replies--conveys the highlights and important issues of their notoriously extended exchange. Roger Ariew''s illuminating Introduction discusses the Meditations and the intellectual environment surrounding its reception.