Prologue

a remark on the study of the history of philosophy

Anna-Teresa Tymieniecka

1-5

The background

the controversy on psychologism in philosophy

Zdravko Radman

7-19

Husserl and Twardowski

a philosophical encounter

Karl Schuhmann

21-42

The resurgence of ontology

objects of presentations

43-111

The dispute over object-less presentations

113-232

Epilogue

the end of a conceptual history?

Herbert Spiegelberg

233-238