Publisher's announcement

Introduction

Jaakko Hintikka

3-4

The revival of questioning in the twentieth century

Michel Meyer

5-18

Erotetic logic and scientific inquiry

Scott A. Kleiner

19-46

Rational ignorance

Sylvain Bromberger

47-64

Normative systems of discovery and logic of search

Jan M. Zytkow, Herbert A. Simon

65-90

How's of why's and why's of how's

relation of method and cause in inquiry

Roberta Kevelson

91-106

System-problems in Kant

Zelko Loparic

107-140