For over five decades, Professor Arnold L. Demain, Research Fellow in Microbial Biochemistry at the Charles A. Dana Research Institute for Scientists Emeriti (R.I.S.E.) of Drew University, New Jersey, U.S.A., has been a scientist constantly in the forefront of industrial microbiology and biotechnology. Prof. Demain is one of the world's leading industrial microbiologists, a pioneer in research on the elucidation and regulation of the biosynthetic pathways leading to the penicillins and cephalosporins, and has been instrumental in the development of the beta-lactam industry. Prof. Demain's main activity at Drew University is the training of undergraduate students in the execution of research in microbial biochemistry. His success is evident in a long list of publications (greater than 520), 14 books of which he is coeditor or coauthor, and 21 U.S. Patents.