1. The Hidden-Measurement Formalism: Quantum Mechanics as a Consequence of Fluctuations on the Measurement; D. Aerts, S. Aerts. 2. A Model with Varying Fluctuations in the Measurement Context; D. Aerts, et al. 3. Short-Time Behavior and Zero Effect in Relativistic Quantum Field Theory; R.F. Alvarez-Estrada, J.L. Sa-Gomez. 4. A Minimal Local Extension of the Quantum Formalism; T.D. Angelidis. 5. Chaos and Decoherence in a Quantum System with a Regular Classical Counterpart; Y. Ashkenazy, et al. 6. Quantum Computation; A. Barenco, et al. 7. Superdiffusive Behavior in Weakly Chaotic Systems: A New Avenue to Quantum Macroscopic Manifestations; L. Bonci. 8. A Proof with 18 Vectors of the Bell-Kochen-Specker Theorem; A. Cabello. 9. Temporal Bell Inequalities and the Uncertainty Principle; T. Calarco. 10. Parametric Down-Conversion Experiments in the Wigner Representation; A. Casado. 11. Negative Entropy in Quantum Information Theory; N.J. Cerf, C. Adami. 12. Stochastic Approach to the Tunnel Effect; A.M. Cetto, L. de La Pena. 13. Classical Physical Entities with a Quantum Description; B. Coecke, et al. 14. Dynamical Effects Generated by the Current Fluctuations in a Long Solenoid; K. Dechoum, H.M. Franca. 15. Coherent States and the Measurement Problem; L. Diosi. 16. Contextualism, Locality, and the No-Go Theorems; A. Fine. 17. A State-Specific Proof of the Bell-Kochen-Specker Theorem Using Only 5 Propositions; G. Garcia Alcaine. 18. Properties of a Causal Quantum Theory in Phase Space; G. Garcia de Polavieja. 19. From Quantum to Classical: The Quantum State Diffusion Model; N. Gisin, et al. 20. Quantum Physics and the Problem of the Ontological Priority Between Continuous Quantity and Discrete Quantity; V. Gomez Pin. 21. Localized and Delocalized States in Pyramidal Molecules; I. Gonzalo. 22. A Bigger Contradiction Between Quantum Theory and Locality for Two Particles without Inequalities; L. Hardy. 23. Irreversible Quantum Evolution for Unstable Systems in Lax-Phillips Scattering Theory; L.P. Horwitz, et al. 24. Dichotomic Functions and Bell's Theorems; A.F. Kracklauer. 25. Production and Uses of Hyper-Entangled States; P.G. Kwiat. 26. From Newton to Schrodinger and Beyond; W.E. Lamb, Jr. 27. Quenching of Spontaneous Emission via Quantum Interference: Time Evolution; H. Lee, et al. 28. Quantum Mechanics on Discrete Space and Time; M. Lorente. 29. Symplectic Tomography of Schrodinger Cat States of a Trapped Ion; O.V. Man'ko. 30. Magical Photon or Real Zeropoint? T.W. Marshall. 31. Linear and Nonlinear Optical Response of a Dilute Bose Gas in the Condensation Regime; J. Martinez-Lineares, et al. 32. Quantum Measurement and Practice in Nuclear Physics; Z. Mate. 33. Quantum Predictions without Nonlocal Projections; D.J. Miller. 34. The Emergence of Statistical Laws in Quantum Mechanics; P. Mittelstaedt. 35. Consistent Histories: A Critique; R. Omnes. 36. Immaterial Interpretation of Quantum Theory in the Context of Quantum Comsology; Z. Onyszkiewicz. 37. Atom Interferometry for Quantum Gravity? I.C. Percival, W.T. Strunz. 38. Quantum Nonlocality and Inseparability; A. Peres. 39. Decoherence Limits to Quantum Factoring; M.B. Plenio, P.L. Knight. 40. Quantum Engineering with Trapped Ions; J.F. Poyatos, et al. 41. Many-Valued Interpretation of the Logic of Quantum Mechanics; J. Pykacz. 42. No Point Particles, Definitely no Waves; C. Rangacharyulu. 43. Interference and Violation of Bell's Inequalities Using Separate Sources; J.G. Rarity, P.R. Tapster. 44. Bell's Inequality for a Particle; M. Revzen, A. Mann. 45. Quantum Gravity Corrections for the Initial State of Gravitons; J.L. Rosales. 46. Quantum Privacy Amplification: A Secure Method for Cryptography; A. Sanpera, C. Macchiavello. 47. The Program of Local Hidden Variables; E. Santos. 48. Noninvariant Velocity of Light and Locally Equivalent Reference Frames; F. Selleri. 49. Quantum Interferometry, Measurement and Objectivity: Some Basic Features Revisited; M. Simonius. 50. Effect of QED Fluctuations on the Dynamics of the Macroscopic Phase; F. Sols, I. Zapata. 51. What When Gleason's Theorem Fails? R. Tarrach. 52. Quantum Decoherence Induced by Gravitational Fluctuations in the Measurement Apparatus; J. Unturbe. 53. Schrodinger Cat States in Quantum Optics; D. Vitali. 54. An Experimental Realization of Bohm's Spin-1/2 Particle EPR Gedanken Experiment; T. Walther, E.S. Fry. 55. What is Achieved by Decoherence? H.D. Zeh. Author Index.