Anne McDonnell SillAnne McDonnell Sill is a statistician and epidemiologist in the Department of Surgery, Saint Agnes Hospital, Baltimore, MD, USA. She has previously worked as a Research Associate in the Department of Biostatistics at the Children's National Medical Cntre, Washington D.C., at the Institute of Human Virology (IHV), University of Maryland, Baltimore, and at the Johns Hopkins School of Medicine and School of Hygiene, Baltimore. She has spent more than 30 years advising students, laboratory scientists and clinicians on experimental design and statistical analysis. She has also used her data management and clinical research experience to help implement public health programs globally, as a Consultant for the Centers for Disease Control (CDC). Read More Read Less