Since its founding in 1950, the Metaphysical Society of America has remained a pluralistic community dedicated to rigorous philosophical inquiry into the most basic metaphysical questions. At each year's conference, the presidential address offers original insights into metaphysical questions. Both the insights and the questions are as perennial as they are relevant to contemporary philosophers. This volume collects eighteen of the finest representatives from those presidential addresses, including contributions from George Allan, Richard Bernstein, Norris Clarke, Vincent Colapietro,...