A world of individual objects? / Giuliano Toraldo di Francia

Many, but almost one / David Lewis

Part and whole in quantum mechanics / Tim Maudlin

The genidentity of quantum particles / Hans Reichenbach

The problem of indistinguishable particles / Bas C. van Fraassen

On the withering away of physical objects / Steven French

Quantum mechanics and haecceities / Paul Teller

Quasiset theories for microobjects: a comparison / M.L. Dalla Ciara, R. Giuntini, and D. Krause

Physical Reality / Max Born

The constitution of objects in Kant's philosophy and in modern physics / Peter Mittelstaedt

Galilean particles: an example of constitution of objects / Elena Castellani

What is an elementary particle? / Erwin Schrödinger

The nature of elementary particles / Werner Heisenberg

The entity and modern physics: the creation-discovery view of reality / Diederik Aerts

Dynamical reduction theories as a natural basis for a realistic worldview / Gian Carlo Ghirardi

Microphysical objects and experimental evidence / Giulio Peruzzi.