Why Do We Need a Better Way to Describe Treatment-Resistant Depression? Treatment-resistant depression (TRD) remains one of the greatest challenges in modern psychiatry. Despite decades of research and multiple proposed staging systems, clinicians still lack a universally accepted method to... The post DATAd: A Common Language for Treatment-Resistant Depression Transforming How We Communicate, Track, and Personalize Care for Difficult-to-Treat Depression appeared first on Louis A. Faillace, MD, Department of Psychiatry and Behavioral Sciences .