New Orleans has a distinguished history as a center for medical and biological learning, a history shared by Tulane University, its School of Medicine, and its Bio- logical and Medical Sciences departments. This background made it especially fitting that the University, in conjunction with the Cancer Association of Greater New Orleans, Inc. and the National Cancer Institute, should sponsor the "Symposium: Biology of Amphibian Tumors" held October 28, 29, 30, 1968. The University wishes to express its appreciation to the Cancer Association for its assistance in making the Symposium possible...