Erica Hyde Brittain is an American biostatistician at the National Institute of Allergy and Infectious Diseases, where she is deputy branch chief in the Biostatistics Research Branch.

[1] She is a coauthor of a book on statistical hypothesis tests, Statistical Hypothesis Testing in Context: Reproducibility, Inference, and Science (with Michael P. Fay, Cambridge University Press, 2022).

-sample extension of the Kolmogorov-Smirnov procedure, was advised by Thomas Fleming of the Mayo Clinic (where her fiancé worked) but officially supervised by Clarence E. (Ed) Davis at UNC.

[2] After working for the Center for Drug Evaluation and Research and National Heart Lung and Blood Institute, she moved to the National Institute of Allergy and Infectious Diseases in 2003, and became deputy branch chief in 2013.

[1] Brittain's book on hypothesis testing was a finalist in mathematics and statistics in the 2023 PROSE Awards.