What JAMA’s Causal Language Guidance Actually Says About Difference-in-Differences Studies
JAMA's new guidance on causal language in DiD studies draws a sharp line between association and causation—with direct consequences...
Clinical Trial Methodology
The PTSD Nightmare Drug No One Expected: What Dronabinol’s RCT Tells Us About CNS Trial Design
A dronabinol RCT in Nature Medicine just outperformed prazosin's VA trial with 170+ PTSD patients. Here's what the trial...
The Hybrid Vaccine Trial Design That Could Render Pure RCTs Obsolete
A landmark NEJM editorial argues combining RCT and observational data can unlock vaccine effectiveness insights no single design can...