Foreword

Jan Woleński

293-293

From analytic psychology to analytic philosophy

the reception of Twardowski's ideas in Cambridge

Maria van der Schaar

295-324

The conceptual system of the Lvov-Warsaw school

Jacek J. Jadacki

325-333

The metaphysics of the analysis of mind

Jens Cavallin

335-350

Zygmunt Zawirski — fifty years on

Irena Lachman

351-366

Ajdukiewicz's concept of rationality of scientific statements from a cultural perspective

Barbara Pogonowska

367-383

Between logic and ethics

the origin of praxiology

Wojciech W. Gasparski

385-394

Every good counts

Jan Srzednicki

395-406

Stanislaw Leśniewski's logical systems

John T. Sanders

407-415

Guises and their existence

Alberto Voltolini

419-434

New archival source on the publications of Wittgenstein'stractatus

Ivor Grattan-Guinness

435-436

Reviews

Wiktor Hertrich, Roberto Poli, Massimiliano Carrara

437-451