Chandra S. Pemmasani, M.D., is the founder and CEO of UWorld, a worldwide leader in online learning for high-stakes exams. He started the company while completing his medical residency when he noticed a need for high-quality exam-like study materials for the U.S. Medical Licensing Examination (USMLE). Since its inception, Dr. Chandra has expanded UWorld beyond the medical field to offer comprehensive study resources in other industries, such as nursing, college readiness, accounting, finance, legal, and pharmacy. Dr. Pemmasani completed his residency in internal medicine at Geisinger Medical Center in Danville, Pennsylvania, and obtained the highest percentile scores in his board examinations. He also served as an instructor at Johns Hopkins University/Sinai Hospital in Baltimore, Maryland, before moving to Dallas in 2010, where he established the corporate headquarters of UWorld.