A new method of observing and measuring interactions between students and teachers could have interesting impacts on academic achievement. Research has shown that interactions between students and ...

Observational research is core to drug development, helping researchers understand the natural history of diseases and the real-world impact of treatments on patients. Observational studies frequently ...

Observational studies are critical in evaluating the long-term safety and effectiveness of new therapies on patients’ lives. However, two major shifts are significantly changing the research ...

Instrumental variable methods are a third analytic approach that estimate the effect of an intervention in observational data without requiring the factors that differ between the intervention groups ...