The foundations of modality and conceivability in Descartes and his predecessors

Lilli Alanen, Simo Knuuttila

1-69

Hobbes's system of modalities

Ilkka Patoluoto

71-84

Was Leibniz's deity an akrates?

Jaakko Hintikka

85-108

Hegel on modalities and monadology

Martin Kusch, Juha Manninen

109-177

Plenitude and contingency

modal concepts in nineteenth century French philosophy

Pascal Engel

179-237

Frege and his German contemporaries on alethic modalities

Leila Haaparanta

239-274

From possibility to probability

British discussions on modality in the nineteenth century

Ilkka Niiniluoto

275-309

The failure of logical positivism to cope with problems of modal theory

Hans Poser

311-327