Rethink Imaging

In this episode of Frame by Frame: Rethink Imaging, host Chris St. John sits down with Dr. Tessa Cook, Vice Chair of Practice Transformation and Director of the Imaging Informatics Fellowship at Penn Medicine. Moving beyond the standard industry hype surrounding artificial intelligence, Dr. Cook pulls back the curtain on the critical infrastructure required to make advanced technology actually wor...

In this episode of Rethink Imaging, host Chris St. John sits down with Dr. Aaron Sodickson, Division Chief of Emergency Radiology at Mass General Brigham and Associate Professor at Harvard Medical School, to pull back the curtain on how advanced CT technology is transforming patient care. Moving from standard grayscale imaging to full-body photon counting scanner operations, Dr. Sodickson reveals...

In this episode of Rethink Imaging, host Chris St. John sits down with Jill Shuman, a board-certified diagnostic medical physicist at the Marshfield Clinic, to pull back the curtain on the gritty reality of rural healthcare. Far removed from the massive budgets of big academic institutions, Jill oversees imaging safety and quality across a broad network of underserved facilities in Wisconsin and M...

In this episode of Rethink Imaging, host Chris St. John sits down with Dr. M. Mahesh, a world-renowned medical physicist from Johns Hopkins, to deconstruct the myths and misinformation surrounding medical radiation. Dr. Mahesh reveals how sensationalist headlines, like the "600% increase" in population radiation, often lack the scientific context necessary for patient safety. From the hidden dange...

In part two of this deep dive, host Chris St. John and Dr. Mina Makary explore the "sci-fi" reality of modern interventional radiology. From ultrasound waves that destroy tumors without a single incision to embolization procedures that treat chronic pain and enlarged prostates, Dr. Makary reveals how the "fourth pillar" of cancer care is making major surgery a last resort rather than a first step.

In the first of a two-part series, host Chris St. John sits down with Dr. Mina Makary, a dual board-certified radiologist at The Ohio State University, to explore the rapidly evolving world of Interventional Radiology (IR). Dr. Makary clarifies the vital distinction between burnout and "moral injury" the psychological toll of being prevented from doing what is ethically right by systemic barriers,...

In this episode of Rethink Imaging, host Chris St. John sits down with Dr. Julie Bauml, a radiologist and clinical informatics expert, to dismantle the "replacement" narrative in medical AI. Dr. Bauml explains the concept of the "cognitive ceiling", the hard limit on human image processing, and argues that AI’s true value lies in automating the "non-doctoring" tasks to alleviate burnout rather tha...

In this episode of Rethink Imaging, host Chris St. John speaks with Chalonda Jones-Thomas, founder of the Thomas Institute of Health Professions, about the urgent need to modernize medical imaging education. As technology outpaces traditional textbooks, Chalonda discusses her pioneering work in creating fully online, simulation-based training programs that serve working parents, rural communities,...

What if nearly half of traditional autopsies could be avoided without sacrificing diagnostic certainty? In this episode of Rethink Imaging, host Chris St John speaks with Dr. Kalpana Kanal, Director of Diagnostic Physics at the University of Washington, and Dr. Jonathan Medverd, Chief of Radiology at Harborview Medical Center, about building one of the most advanced postmortem CT programs in the U...

In this episode of Rethink Imaging, host Chris St. John sits down with Dr. Francesco Ria to explore a critical but often misunderstood concept in CT imaging: total risk. While radiation dose often dominates conversations around CT safety, Dr. Ria explains why clinical risk including missed diagnoses, delayed treatment, and underutilized imaging — frequently outweighs radiation risk when exams are...

Dr. Claudia Kirsch joins Rethink Imaging to discuss how viruses like SARS-CoV-2 reshape the brain through inflammation, vascular injury, and immune pathways. From unexplained smell loss to the discovery of the nervus terminalis as a potential viral pathway, this episode highlights how advanced imaging is uncovering new insights into neuroinflammation and viral-driven disease including implications...

Medical imaging faces a workforce crisis that cannot be solved with short-term staffing fixes. In this episode of Rethink Imaging, Chris St. John speaks with Geoffrey Roche, SVP of Healthcare at RizePoint, about why imaging remains a hidden profession, why more than 20,000 students sit on waiting lists every year, and how outdated accreditation models are limiting access to care. Geoffrey shares a...

James leads one of the region’s most advanced nuclear theranostics programs, using molecular imaging not only to diagnose cancer, but to guide and deliver treatment. This conversation stays grounded in practice: how patients are selected, how imaging drives decisions, and how programs actually get built. In this episode of Rethink Imaging, Chris St. John sits down with Dr. James Cassuto to unpack...

In this episode of Rethink Imaging, Chris St. John sits down with Dr. Ali Tejani, a neuroradiology fellow at UCSF and a national leader in radiology education, imaging informatics, and AI literacy. Ali shares why radiology training programs must evolve now to prepare trainees for a future where AI is embedded in everyday clinical workflows. From launching an imaging informatics and business intell...

In this episode of Frame by Frame: Rethink Imaging, host Chris St. John sits down with Jason Schneck, CEO of One Physics, to unpack how medical physics is evolving as care shifts beyond hospital walls. Jason shares a frontline view of how outpatient expansion, workforce shortages, regulatory complexity, and emerging technologies like molecular imaging and theranostics are reshaping the role of med...

In this episode of Frame by Frame: Rethink Imaging, Chris St. John speaks with Dr. Ian Weissman, a nationally recognized radiology leader and advocate for clinician wellness, patient-centered care, and workforce strategies. Ian breaks down how the U.S. shortage of 1,500 radiologists is reshaping imaging workloads, delaying critical studies, and putting pressure on a system that is already stretche...

In this episode, Chris St. John speaks with Dr. Thomas Griglock, former section chief in radiology and associate professor at OHSU, now Executive Director at LUCIR. They explore why medical physicists are overwhelmed by Level 1 regulatory tasks, how this burden limits innovation, and what it means for AI adoption in radiology.

In this episode of Frame by Frame: Rethink Imaging, host Chris St. John sits down with Dr. Kristin Beinschroth, a radiologic technologist and researcher, to explore how moral courage shapes student success, why confidence does not always predict achievement, and what it really takes to prepare the next generation of technologists for the ethical dilemmas they will face in practice. From navigating...

In this episode of Frame by Frame: Rethink Imaging, host Chris St. John sits down with Dr. Summer Kaplan, Associate Professor of Clinical Radiology at the University of Pennsylvania School of Medicine and pediatric radiologist at the Children’s Hospital of Philadelphia. Together, they explore the six pillars of healthcare quality, safety, timeliness, efficiency, effectiveness, equity, and patient-...

In this episode of Frame by Frame: Rethink Imaging, host Chris St. John sits down with Dr. Andrew Callen, Associate Professor of Radiology and Neurology at the University of Colorado School of Medicine and Director of the CU CSF Leak Program, to explore how advanced imaging is transforming the diagnosis and treatment of spinal CSF leaks. From understanding cerebrospinal fluid’s vital role to uncov...

In this episode of Frame by Frame: Rethink Imaging, host Chris St John sits down with Dr. Leonardo Bittencourt, Vice Chair of Innovation at University Hospitals Cleveland, to discuss how AI adoption in radiology must focus on workflow integration rather than accuracy alone. Drawing from his leadership of the Radically initiative and years of experience bridging academic medicine with industry, Dr....

In this episode of Frame by Frame: Rethink Imaging, host Chris St John sits down with Dr. David Larson, Founding Director of the AI Development and Evaluation Lab at Stanford University School of Medicine, to explore the shift from traditional peer review to peer learning in radiology. By replacing numerical scoring with collaborative learning, Dr. Larson highlights how radiologists can improve pe...

In Part 2 of Frame by Frame: Rethink Imaging, host Chris St John continues his conversation with medical physicist Brad Lofton, diving deeper into how the profession must evolve from compliance-driven tasks to becoming true partners in problem-solving and patient-centered care. They explore the principles of Medical Physics 3.0, why emotional intelligence matters as much as technical expertise, an...

In Part 1 of this two-part episode of Frame by Frame: Rethink Imaging, host Chris St. John sits down with Brad Lofton, CEO of Colorado Associates in Medical Physics, to examine how the field of medical physics must evolve beyond a compliance-only mindset. They explore the dangers of commodification, the need for physicists to reclaim their role as quality managers, and how shifting toward patient-...

In this episode of Frame by Frame: Rethink Imaging, host Chris St John sits down with Dr. Woojin Kim, Chief Strategy Officer at HOPPR and Chief Medical Officer at the ACR Data Science Institute, to explore the evolving role of generative AI in radiology. From automated reporting to intelligent assistants, Dr. Kim offers a pragmatic look at how AI can streamline workflows without replacing human ex...