Richard Denison, Ph.D., is a Senior Scientist.

[Earlier posts in this series can be found here and here.]

Over the past decade, the Environmental Protection Agency (EPA) has pursued a voluntary program, the High Production Volume (HPV) Chemical Challenge, as a means to fill the enormous gaps in publicly available data on the hazards of the most widely used chemicals in the U.S. Using the Challenge data, EPA has recently begun assessing HPV chemicals under its Chemical Assessment and Management Program (ChAMP). But is ChAMP up to the job? Read More »