Dr. Joseph T. Lavan

Stephen Hart is a Neurologist and an Aerospace Medicine provider in Houston, Texas. His top areas of expertise are Papilledema, Increased Intracranial Pressure, and Pseudotumor Cerebri Syndrome.

Richard Scheuring is an Aerospace Medicine specialist and a Sports Medicine provider in Houston, Texas. His top area of expertise is Secondary Immunodeficiency (SID).

Dr. Jeffrey Jones is a professor at Baylor College of Medicine (BCM) with a joint appointment in the Department of Urology and Center for Space Medicine. He is a fellowship-trained and board certified Urologic Oncologist and is board certified in Aerospace Medicine. He is a Fellow of the American College of Surgeons, American College of Preventive Medicine and the Aerospace Medical Association. He is currently the Chief of Urology at the Michael E. DeBakey Veteran Affairs Medical Center (MEDVAMC) and an active participant in the Southwest Oncology Group. He is Principal or Co-Investigator on multiple clinical cancer trials at BCM and MEDVAMC. He is also a US Naval Flight Surgeon (current reservist, but participated in Operations Iraqi and Enduring Freedom) and was a NASA Flight Surgeon for 13 years. He served tenures as crew surgeon for Shuttle and ISS missions, the lead flight surgeon for both the International Space Station and Exploration Medicine programs, the NASA JSC Radiation and Countermeasures Integrated Product Team lead, the Multilateral Medical Operations Panel Radiation Health and Countermeasures Working Group lead and has been Co-investigator on multiple spaceflight medical science studies. He has participated in many prior human and animal studies of radiation exposure, tumor biology, cancer therapy and space countermeasures development, including a clinical study of astronauts for the use of Potassium Citrate in preventing spaceflight-induced renal calculi. He has authored multiple peer-reviewed manuscripts and book chapters on urological surgery, cancer therapy, stone management, space radiation health, radiation bioeffects, and radiation-induced carcinogenesis. His top area of expertise is Enlarged Prostate (BPH).