Marking the tercentenary of Berkeley's birth, this collection of previously unpublished essays covers such Berkeleian topics as: imagination, experience, and possibility; the argument against material substance; the physical world; idealism; science; the self; action and inaction; beauty; and the general good. Among the contributors are: Christopher Peacocke, Ernest Sosa, Margaret Wilson, C.C.W. Taylor, and J.O. Urmson