Preface W. Harper. Protective Measurements of Two-State Vectors Y. Aharonov, L. Vaidman. What is the Referent of a Nonpure Quantum State? A. Amann, H. Primas. Classical and Quantum Physical Geometry J.S. Anandan. Borromean Entanglement of the GHZ State P.K. Aravind. Is the Quantum State (an) Observable? P. Busch. Aiming at Describing Empirical Reality B. d'Espagnat. An Interpretation which is Appropriate for Dynamical Reduction Theories G.C. Ghirardi, T. Weber. Einstein-Podolsky-Rosen Reasoning in Nonlocality Theorems L. Hardy. Spacetime and Separability: Problems of Identity and Individuation in Fundamental Physics D. Howard. 'Les recettes qui reussissent toujours' G. Lochak. How to Ascertain the Value of Every Member of a Set of Observables that Cannot all Have Values N.D. Mermin. Is Quantum Mechanics a Probabilistic Theory? P. Mittelstaedt. The Decision Problem for Entanglement W.C. Myrvold. Bell Inequalities with Postselection A. Peres. Action and Passion at a Distance S. Popescu, D. Rohrlich. The Relativistic EPR Argument M. Redhead, P. La Riviere. The History Approach Viewed by an External Observer A. Rimini. Maximal Extension of an Impossibility Theorem Concerning Quantum Measurement H. Stein. Feynman Paths and Quantum Entanglement: Is There Any More to the Mystery? J. Stachel. Bibliography of Abner Shimony. Index of Names.