This book studies the problem of acquaintance against the background of a more general theory of intentionality. Much of the relevant background is laid out in the book I wrote with Ronald McIntyre, Husserl and Intentionality (1982). However, since this book is not focussed on HusserI, I shall not assume the reader's familiarity with the prior book or with HusserI's philosophy. (I have sometimes referred to this book-in- progress as Acquaintance;...