

PARTICIPANTS xi 



T. H. Roderick, Ph.D. 



Roscoe B. Jackson Memorial Laboratory, Bar Harbor, Maine 



Elizabeth S. Russell, Ph.D. 



Roscoe B. Jackson Memorial Laboratory, Bar Harbor, Maine 



Robert H. Schaible, Ph.D. 



The Hall Laboratory of Mammalian Genetics, University of Kansas, 

 Lawrence, Kansas 



William J. Schull, Ph.D.* 



Associate Professor of Human Genetics, University of Michigan, Ann Arbor, 

 Michigan 



J. P. Scott, Ph.D. 



Roscoe B. Jackson Memorial Laboratory, Bar Harbor, Maine 



Willys K. Silvers, Ph.D. 



The Wistar Institute, Philadelphia, Pennsylvania 



Herman M. Slatis, Ph.D. 



Division of Biological and Medical Research, Argonne National Laboratory, 

 Argonne, Illinois 



George D. Snell, M.S., Sc.D. 



Roscoe B. Jackson Memorial Laboratory, Bar Harbor, Maine 



Joan Staats, M.S. 



Roscoe B. Jackson Memorial Laboratory, Bar Harbor, Maine 



Arthur G. Steinberg, Ph.D. 



Biological Laboratory, Western Reserve University, Cleveland, Ohio 



Gunther Stent, Ph.D.* 



Virus Laboratory, University of California, Berkeley 4, California 



Wilson S. Stone, Ph.D.* 



Department of Zoology, University of Texas, Austin, Texas 



John A. Weir, Ph.D. 



The Hall Laboratory of Mammalian Genetics, University of Kansas, 

 Lawrence, Kansas 



