1b. As a general principle, are risk assessments (such as the methylmercury risk assessment) mandated by statute, case law or executive order? Explain. (one paragraph answer)
Where to find the answer: See Shere's article.

1c. In some situations, there are human health consequences of not regulating a toxic compound, and simultaneously, human health consequences of regulating it. Provide one example. (one paragraph answer)
Where to find an answer: See excerpts from C. Sustein's book, "Risk and Reason," or the discussion of DDT at the British Medical Journal.