From the Preface:
The study here presented was delivered as the first University Lecture at the University of Puerto Rico in January, 1958. These University Lectures, given at the invitation of Dr. Jaime Benitez, Chancellor of the University of Puerto Rico, were established to bring to both students and the general public the findings in the social sciences, the natural sciences and the humanities three times a year.
1. Freedom with Justice.
2. Absolute Autonomy for Puerto Rico.
3. A Permanent Solution?