“Life Expectancy and Mortality Rates in the United States, 1959-2017”

A reporter pointed me to this article, Life Expectancy and Mortality Rates in the United States, 1959-2017, by Steven Woolf and Heidi Schoomaker, and asked: Are the findings new? Can you subdivide data, like looking at small populations like middle aged people in Wyoming and have validity? Can you make valid inferences about causes and …