The Private Healthcare Exchanges conference July 16-17 in Chicago will focus on how the Affordable Care Act is changing the way insurers sell health insurance.

This year's theme is "Managing in Times of Change." the conference will feature stand-up comic Mark Lundholm, who will conduct a two-hour session on "Humor in Recovery."

Because of their societal impact, arsenic and mercury have been highlighted in a number of recent newspaper and magazine articles about the mass arsenic poisoning of humans in Bangladesh and other parts of southeast Asia, and the potential dangers of consuming fish containing methylmercury from San Francisco Bay and drinking water from reservoirs in the Bay Area.

This one-day workshop will provide science journalists with background knowledge to better understand nano-to-macro scale processes that govern the fate and effect of important environmental contaminants.