NOTES ON OUR CONTRIBUTORS 52S 



Forest. He is Executive Secretary of the Albertus Magnus Lyceum. 



Sister Margaret Ann McDowell, O. P., M. A. (Ohio) in plant physi- 

 ology, M. S. (Institutum Divi Thomae) in bacteriology, Ph. D. 

 (Institutum Divi Thomae) in medical research, is Professor and 

 Chairman of the Department of Biology at the College of St. Mary 

 of the Springs, Columbus. She has written many scientific papers, 

 and at present she is engaged in cancer research. 



Albert S. Moraczewski, O. P., S. T. Lr., Ph. D. (Chicago) in pharma- 

 cology, has been specializing in the pharmacological differences of 

 mitochondria from selected areas of the brain, carrying out his 

 researches in the Department of Psychiatry of Baylor University 

 College of Medicine at the Texas Medical Center in Houston. He 

 is now Research Specialist on the staff of the Houston State Psy- 

 chiatric Institute. 



Michael E. Stock, O. P., S. T. Lr., (Washington) , Ph. D. (Angelicum) in 

 psychology, whose studies frequently appear in The Thomist, is 

 lecturer in psychology at the Dominican House of Studies, Dover, 

 Massachusetts. 



Ambrose McNicholl, O. P., S.T.Lr., S. T. Lie. (Rome), Ph.D. Fri- 

 bourg) , is Professor of the History of Modem and Contemporary 

 Philosophy at the Pontifical Athenaeum Angelicum, Rome. He also 

 lectures on aesthetics at the Graduate School of Fine Art at Villa 

 SchifFanoia, Florence, and has contributed many articles to philo- 

 sophical journals. 



Benedict M. Ashley, O. P., S. T. Lr., Ph. D. (Notre Dame) in sociology, 

 Ph. D. (Pont. Fac, River Forest) , is Professor of Philosophy in the 

 Pontifical Faculty of Philosophy at the Dominican House of Studies, 

 River Forest, and Dean of the Department of Philosophy at St. 

 Xavier College, Chicago. 



Sister M. Olivia Barrett, R. S. M., M. S., Ph. D. (Notre Dame) in 

 chemistry, is Assistant Professor of Chemistry at Saint Xavier 

 College, Chicago. She has given much attention to the science 

 program in the Saint Xavier plan. 



Patrick H. Yancey, S. J., M. A. (Gonzaga) , Ph. D. (St. Louis) in biology, 

 is Professor and Chairman of the Department of Biology at Spring 

 Hill College, Mobile. Formerly Member of the National Science 

 Foundation, he is on the editorial committee (for science) of the 

 New Catholic Encyclopedia, and Executive Secretary-Treasurer of 

 the Albertus Magnus Guild, which he founded. 



