Certus International

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S. James Cullom, PhD

Director, Imaging Sciences & Research



   B.S.                                                            Mathematics and Biology
                                                                     University of Miami
                                                                     Miami, FL


   M.S.                                                           Physics
                                                                     University of South Florida
                                                                     Tampa, FL


   Ph.D.                                                          Engineering Science/Physics
                                                                     University of South Florida
                                                                     Tampa, FL



James Cullom, Ph.D. has over 25 years of industry and academic experience in Radiology and Nuclear Medicine Physics. American Board of Radiology Certified in Diagnostic Radiological and Nuclear Medicine Physics, Dr. Cullom designs the infrastructure and provides the knowledge to manage SPECT, PET, MRI, CT/CTA and other images, supporting scientific and imaging drug development aspects and acceleration strategies for drug development timelines. Dr. Cullom analyses research site programs, qualifying and calibrating imaging systems for multi-site trials.


Prior to working with Certus, Dr. Cullom held several prestigious positions at the Emory University School of Medicine, including Assistant Professor, Associate Director, and later Director of the Nuclear Medicine Physics department and served on their Radiation Safety Committee for non-human use. He was also Adjunct Professor of Nuclear Science at the Georgia Institute of Technology, Atlanta, GA. During this time, he was an elected Member of the Executive Committee Society of Nuclear Medicine Computer and Instrumentation Council and served on the Board of Directors for the Cardiovascular Council, Society of Nuclear Medicine. He was the Vice President of the ICANL/IAC accreditation of nuclear laboratories from 2006-15, and serves on the Scientific Advisory Boards and consults with multiple companies engaged in imaging and drug development.


In 1997, he joined Cardiovascular Consultants, PA, Kansas City, MO, Co-developing the infrastructure for the largest office-based cardiovascular imaging program in the U.S. He then joined Cardiovascular Imaging Technologies LLC, as Director of Research, bringing many projects forward through the FDA approval process, providing insight to Bracco Diagnostics, Amersham Health, Astellas Pharma, Bristol Meyers Squibb, Philips Medical Systems, Tyco HealthCare, GE Healthcare, Lantheus Medical Imaging, Lilly Pharmaceuticals, and CellPoint. He also co-developed and patented multiple imaging technologies in PET, SPECT and CT. He continues as an Adjunct Professor in both the Department of Basic Medical Sciences and the Department of Basic Medical Sciences within the University of Missouri, Kansas City School of Medicine and Nuclear Sciences, University of Missouri, Columbia.

He has authored over 50 scientific articles, has written over 172 abstracts and has delivered more than 150 presentations.