'[Foster] is a sunnily abstract thinker, striding above all scholarly clutter. The Nature of Perception is a lucid, powerful, beautifully structured book.' N. M. L. Nathan, Mind Foster's arguments are powerful and deep. They deserve to be answered by his physicalist opponents, and answering them will be no easy matter.' E. J. Lowe, Times Literary Supplement Penetrating and thoughtful study ... Foster's arguments are powerful and deep E. J. Lowe, Times Literary Supplement A lucid, powerful, beautifully structured book Mind