Sam Telford is an epidemiologist focusing on arthropod-transmitted infections. He received his BA in ecology and evolution from Johns Hopkins University in 1983; MS in tropical public health (1987) and ScD in parasitology (1990) from the Harvard School of Public Health. Following postdoctoral work at Harvard on the SmithKline Lyme disease vaccine, he served for 10 years as Lecturer in Tropical Public Health there, teaching clinical parasitology and tropical medicine and continuing research on aspects of deer tick transmitted infections such as Lyme disease, babesiosis, human granulocytic ehrlichiosis and deer tick virus. He moved to the Cummings School of Veterinary Health at Tufts University in 2002, where he is currently Professor of Infectious Disease and Global Health. He teaches graduate level courses on biodefense and on the epidemiology of zoonoses. Dr. Telford has or has had federal, state and private funding for his research on the epidemiology and ecology of tick-borne infections and has published more than 200 peer reviewed reports. He advises local, state and national organizations on public health interventions against tick and mosquito borne infection.