Every day thousands of individuals need to make critical decisions about their health based on numerical information, yet recent surveys have found that over half the population of the United States is unable to complete basic math problems. How does this lack of numerical ability (also referred to as low numeracy, quantitative illiteracy or statistical illiteracy) impact healthcare? What can be done to help people with low numeracy skills? Numerical Reasoning in Judgments and Decision Making about Health addresses these questions by examining and explaining the impact of quantitative...