Stories by Kenneth R. Foster

Kenneth R. Foster, PhD, PE, is an emeritus professor of bioengineering at the University of Pennsylvania, and has been involved in studies of health and safety aspects of RF energy for many years. He is a member of the International Committee on Electromagnetic Safety (ICES), which sets exposure limits for RF energy. He is also a registered professional engineer and provides engineering consulting services to industry and government, chiefly on exposure assessment for RF fields. Some of his past or future clients may possibly install 5G equipment.

Public Health

5G Is Coming: How Worried Should We Be about the Health Risks?

So far, at least, there’s little evidence of danger

September 16, 2019 — Kenneth R. Foster

Health

The Philadelphia Yellow Fever Epidemic of 1793

One of the first major epidemics of the disease in the U.S., it devastated America's early capital. It also had lasting repercussions for the city and country

August 1, 1998 — Kenneth R. Foster, Mary F. Jenkins and Anna Coxe Toogood

Health

The Microwave Problem

Is exposure to low levels of microwaves a hazard? How strict should exposure limits be? These issues remain in dispute in part because some findings on the biological effects of microwaves are ambiguous...

September 1, 1986 — Arthur W. Guy and Kenneth R. Foster