Does gun control help reduce gun deaths? It's a crucially important question in light of the horrible news out of Las Vegas, but even for PhDs, it's a tough one. There's been a mountain of research on the subject, but these dozens of studies conducted over many years and in many different countries reach a broad and sometimes contradictory range of conclusions. It's hard to know what it really tells us, taken together, about whether gun laws can reduce gun violence.
A 2016 study, published in the academic journal Epidemiologic Reviews, seeks to resolve this problem. It systematically reviewed the evidence from around the world on gun laws and gun violence, looking to see if the best studies come to similar conclusions. It was the first such study to look at the international research in this way.
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