The life of Edward Tyzzer is touched upon briefly by Peter Long and Len Joyner in the history section of the Profiles of Coccidiologists

His work on the biology of avian Eimeria species still remains essential reading for anyone entering the field.

Picture courtesy of the Francis A. Countway Library of Medicine, Boston, USA

The two most important papers by Edward Tyzzer on the avian coccidia  papers are

Tyzzer, E. E. (1929) Coccidiosis in gallinaceous birds. American Journal of Hygiene 10: 269-283

Tyzzer, E. E., Theiler, H. and Jones, E. E. (1932) Coccidiosis in gallinaceous birds. II. A comparative study of species of Eimeria of the chicken. American Journal of Hygiene 15: 319-393