Daniel Hanley

Daniel F. Hanley, MD

Director, BIOS Clinical Trials Coordinating Center

Professor, Johns Hopkins University School of Medicine
Principal Investigator, Johns Hopkins University Trial Innovation Center


A leading expert on brain injury, Daniel F. Hanley was the principal investigator for the NIH-sponsored MISTIE III and CLEAR III trials investigating minimally invasive neurosurgical techniques to treat hemorrhagic stroke. Dr. Hanley’s 40 years in medicine have centered on the areas of clinical trial design, organization and interpretation of drug and device trials, development of strategic research plans, and FDA regulatory compliance. A professor of neurology, neurosurgery, and anesthesiology/critical care medicine at Johns Hopkins University since 1996, he founded the Division of Brain Injury Outcomes, now known as the BIOS Clinical Trials Coordinating Center, in 1999. Its focus is to provide multicenter management to clinical trials evaluating therapeutic, preventive, and diagnostic interventions. As the principal investigator for the National Center for Advancing Translational Sciences (NCATS)-funded Johns Hopkins University Trial Innovation Center, Dr. Hanley leads collaborative efforts to advance education and therapeutics via well-designed and innovative CTSA clinical trials.

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