Alexander S. Pasciak, PhD, earned a BS in electrical engineering at the University of Washington, MS in health physics and PhD in nuclear engineering at Texas A&M University. In 2010, Dr. Pasciak completed a 2-year diagnostic medical physics residency at the University of Texas MD Anderson Cancer Center after which he worked for 5 years as a diagnostic medical physicist at the University of Tennessee Medical Center in Knoxville, Tennessee. Dr. Pasciak maintains a position as an associate professor of radiology at the University of Tennessee and is concurrently pursuing his MD degree at the Johns Hopkins University School of Medicine in Baltimore, Maryland. Dr. Pasciak is active in multiple research endeavors in the fields of interventional radiology and medical physics, and he has published papers in high impact journals. Dr. Pasciak has published 35 articles in peer-reviewed medical journals, presented 62 research abstracts at national meetings, has written 6 book chapters, and has filed 2 patents. He currently serves as principal investigator on three externally funded research grants involving radioembolization. Dr. Pasciak is certified by the American Board of Radiology (ABR) in diagnostic medical physics and is Mammography Quality Standards Act (MQSA) qualified. J. Mark McKinney, MD, earned a medical degree at Loma Linda University School of Medicine in California where he completed a diagnostic radiology residency and interventional radiology fellowship. Dr. McKinney joined the Mayo Clinic in 1993. While at Mayo Clinic in Jacksonville, Florida, he developed the interventional radiology fellowship, mentored residents, made numerous presentations, and authored more than 60 peer-reviewed articles, abstracts, and book chapters. From 2008 to 2012 Dr. McKinney was Chair of Radiology at the University of Tennessee Medical Center and initiated the University of Tennessee interventional oncology radioembolization program.