Ask ten licensed professionals to explain how the different “levels of evidence” are ranked, and you are likely to get ten different answers. One might say “risk of bias.” Another might say “internal ...

In the first month of 2023, 25 people lost their lives in four mass shootings in California over just eight days. It’s a grim statistic, made all the more distressing when you consider the fact that ...

When economic times are tough and state budgets are tight, the value of using credible research evidence to guide budget decisions is obvious: We need to do what works to use our limited resources as ...

Medical research is essential for advancing the understanding of health, diseases, and treatments. There are many types of studies that serve different purposes. Medical research, or health research, ...

While the importance of evidence for decision-making has been well-documented, global challenges in recent years, including the COVID-19 pandemic, humanitarian crises, climate change and the ...