Peer Learning: From Toxic Scoring to Transformative Education with Dr. David Larson
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 performance, foster psychological safety, and deliver better patient care. Whether in a major academic center or a community hospital, this episode provides actionable insights for building a growth-focused culture in radiology.
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Overhauling Medical Physics: Transforming Annual Testers into Quality Partners
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, and how innovative models can extend high-quality physics services to rural hospitals. This instalment challenges traditional approaches and provides a practical vision for physicists as integral drivers of quality and efficiency in radiology departments.
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The Medical Physics Paradox: When Compliance Overrides Patient Care
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-centered care can make physics an indispensable part of radiology departments.
Whether you are a medical physicist, healthcare administrator, or imaging professional, this conversation offers a practical vision for making medical physics the “central nervous system” of imaging quality.
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Radiology AI Reality Check: Automated Reports, Implementation Failures and Agentic Future
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 expertise.
Whether you're a radiologist, technologist, or healthcare innovator, this episode delivers a practical roadmap for integrating AI while maintaining patient-centered care.
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The Missing Piece in Medical Imaging Safety with Dr. Madan Rehani
In this episode of Frame by Frame: Rethink Imaging, host Chris St John sits down with Dr. Madan Rehani, Professor at Harvard Medical School and Director of Radiation Protection Outreach at Mass General, to explore the risks and realities of cumulative radiation exposure in medical imaging. Drawing from his global leadership experience at the International Atomic Energy Agency, Dr. Rehani shares evidence-based insights on dose tracking, the limitations of CT safety, and why patient protection must evolve alongside technology.
Whether you’re a radiologist, medical physicist, or healthcare leader, this episode offers a timely conversation on rethinking radiation safety in the modern age.
Frame by Frame: Rethink Imaging is a podcast that delves into the fascinating world of radiology, offering a fresh perspective on medical imaging and its impact on patient care and healthcare outcomes. The podcast, hosted by Chris St John, aims to bridge the gap between complex radiological concepts and the curious mind, from seasoned professionals to radiology enthusiasts.
Each episode features engaging discussions with leading experts in medical imaging, including radiologists, medical physicists, radiologic technologists, world-leading academics, and industry thought leaders. Through inspiring interviews, the podcast explores a wide range of topics, from advancements in imaging technology and diagnostic practices to the future of radiology in healthcare.
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