Christopher Berger, MD, MSIMT is an Assistant Professor in the UCSF Division of Pulmonary Critical Care Medicine, clinically based at Zuckerberg San Francisco General Hospital. His research focuses on improving tuberculosis screening, diagnosis, and treatment programs globally through the use of novel implementation science methods including human-centered design principles. He works with Dr. Adithya Cattamanchi on projects in the Philippines to improve the diagnostic and clinical tools used in MDR and XDR TB and in Uganda designing improved versions of the globally utilized “Directly Observed Therapy” toolkit.