What came before our disciplines? What are our a priori? These questions, which come to us from the theory of knowledge, have been the subject of numerous works. This book brings together contributions from authors from France, Brazil, Israel and the United States, specialized in different...

1. Understanding, Explaining and Knowing -- Part 1: Knowledge as classification, judgment, mensuration -- 2. Problems of Mensuration and Experimentation -- 3. Problems of Measurement and Meaning in Biology -- 4. Psychology Cannot Quantify Its Research, do Experiments, or be Based Upon...