Rater training is crucial in clinical trials providing consistency and quality of subjective data collected from patients, caregivers, and clinicians, thereby ensuring the integrity of clinical trial endpoints and potentially leading to better clinical outcomes. Whereas poor management of rater training can have a detrimental effect on the entire study. Paul Michael Ramirez, PhD, is an expert in rater training and a valuable addition to the #Clinilabs team. We are thrilled to welcome Dr. Ramirez to the Clinilabs Scientific Advisory Board.