Contents: Editors' Foreword (G Medrano & K P Lieb)Introduction (G Violini)Principles of Nuclear Reactor Physics (R Caro)Lectures on Neutron Transport Theory (P Benoist)Reactor Physics in India (B P Rastogi)On the Solution of Some Nuclear and Energy Problems Using Optimal Control Theory (E Rofman)A Teaching, Training and Research Reactor: Argentine Reactor No 6(J Lokch)The Modular High Temperature Gas Cooled Reactor: A New Approach in Reactor Design (G Lohnert)A Nuclear Power Reactor Concept for Developing Countries (F Sefidvash)Nuclear Physics with Neutrons (K Schreokenbaoh)Electromagnetic Moments of High-Spin States in Medium-Mass Nuclei (K P Lieb)Hypernuclei (Jr Bevtini)Round Table on Nuclear Reactors and Developing Countries (G Medrano) Readership: Graduate students and researchers in nuclear physics, and nuclear engineers.