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PODCAST

Rethink Imaging

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

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All Episodes

43:34

Teaching Radiologists for an AI-First World with Ali...

Rethink Imaging ·

2026/01/08

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 intelligence track during residency to co-directing national informatics education initiatives, Ali explains

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36:21

Hospitals Must Outsource Med Physics? The Truth About...

Rethink Imaging ·

2025/12/18

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 medical physicists.He explains why the profession remains underrecognized, how consolidation and

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41:31

The U.S. Is 1,500 Radiologists Short: What It Means...

Rethink Imaging ·

2025/12/04

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 stretched thin.Ian shares why increasing imaging volumes, an aging population, burnout, and limited residency

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44:46

Why Medical Physicists Are Drowning in Level 1 Tasks...

Rethink Imaging ·

2025/11/20

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.

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38:33

Teaching Moral Courage in Radiology: Why Soft Skills...

Rethink Imaging ·

2025/11/06

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 scope of practice boundaries to standing up to physicians when patient safety is at risk, this episode

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38:26

The Six Pillars of Quality in Medical Imaging with...

Rethink Imaging ·

2025/10/23

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-centeredness and how these principles shape modern radiology practice. From balancing efficiency with

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39:33

Detecting the Undetectable: Dr. Andrew Callen on...

Rethink Imaging ·

2025/10/09

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 uncovering invisible leak types like CSF–venous fistulas, Dr. Callen shares how innovations such as dynamic

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38:04

Beyond Accuracy: The Real Metric for AI Success in...

Rethink Imaging ·

2025/09/25

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. Bittencourt shares how radiology departments can evaluate AI solutions based on clinical value, foster

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41:51

Peer Learning: From Toxic Scoring to Transformative...

Rethink Imaging ·

2025/09/11

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

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29:14

Overhauling Medical Physics: Transforming Annual...

Rethink Imaging ·

2025/08/26

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

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41:52

The Medical Physics Paradox: When Compliance...

Rethink Imaging ·

2025/08/14

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

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47:38

Radiology AI Reality Check: Automated Reports,...

Rethink Imaging ·

2025/07/30

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

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38:17

The Missing Piece in Medical Imaging Safety with Dr....

Rethink Imaging ·

2025/07/15

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

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35:37

Balancing Crisis & Care: Life as a Medical Physicist...

Rethink Imaging ·

2025/07/01

In this episode of Frame by Frame: Rethink Imaging, host Chris St John is joined by Dr. William Breeden, a veteran radiation physicist with over 23 years at St. Vincent’s Hospital. Together, they unpack the high-stakes, behind-the-scenes world of medical physics, from managing crisis situations in trauma centers to maintaining equipment performance across imaging modalities.Whether you’re in healthcare leadership, imaging operations, or just curious about the systems that keep patients safe, this

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42:33

Why All Medicine is Educated Guessing with Dr. Ehsan...

Rethink Imaging ·

2025/06/17

In this episode of the Frame by Frame: Rethink Imaging podcast, Chris St John revisits his conversation with Dr. Ehsan Samei, Chief Imaging Physicist at Duke University on the balance between scientific precision and clinical judgment in medical imaging. They explore why medicine is still a sophisticated “guessing game,” how AI enhances rather than replaces human expertise, and why the future of diagnostics depends on harmonizing data with patient-centered care. If you enjoyed this episode,

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33:53

What We’re Missing While Obsessing Over AI: The...

Rethink Imaging ·

2025/05/29

In this episode of Frame by Frame: Rethink Imaging, host Chris St. John is joined by Dr. Ari Goldberg, Director of Thoracic and Abdominal Imaging at Loyola University Medical Center, to examine how radiology practices must evolve to meet growing clinical demands with limited resources. From rethinking reporting workflows to incorporating radiologist extenders and adapting leadership strategies, this conversation offers a candid look at the future of radiology.

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32:01

Why Gonadal Shielding in X-rays Actually Increases...

Rethink Imaging ·

2025/05/15

In this episode of Frame by Frame: Rethink Imaging, host Chris St John sits down with Dr. Summer Kaplan to explore the surprising science behind gonadal shielding in medical imaging. Discover why shielding may do more harm than good in modern X-ray procedures and how new safety protocols are reshaping radiology. Whether you're a clinician, radiologic technologist, or concerned parent, this episode offers critical insights into the future of radiation protection.

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12:16

Post-Mortem CT: How Radiology Is Rewriting the Autopsy

Rethink Imaging ·

2025/05/01

In this episode of Frame by Frame: Rethink Imaging, host Chris St John revisits Dr. Kalpana Kanal, a pioneering medical physicist, to highlight the cutting-edge use of CT imaging in forensic pathology from our previous episode with her. From minimizing invasive autopsies to enhancing medical education, this conversation uncovers how CT technology is reshaping the way we understand and investigate death. Whether you're in radiology, medical education, or forensic science, this episode provides

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37:01

Could Our Obsession with Dose Be Risking Lives?

Rethink Imaging ·

2025/04/17

In this follow-up episode of Frame by Frame, host Chris St John reconnects with Dr. Ehsan Samei, a renowned medical physicist, to delve into how we truly measure the value of medical imaging. Moving beyond the conversation of dose alone, Dr. Samei shares how imaging quality and diagnostic effectiveness must be evaluated through multiple lenses—from resolution to task-specific metrics.This conversation breaks down why image quality is not one-size-fits-all and how the medical community is working

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38:46

Why Medical Imaging Matters with Dr. Ehsan Samei

Rethink Imaging ·

2025/04/03

In this episode of Frame by Frame, host Chris St John sits down with Dr. Ehsan Samei, a distinguished medical physicist, to explore the true value of medical imaging - and why the traditional "benefit vs. risk" debate misses the point.From challenging outdated views on radiation exposure to advocating for a more patient-centered approach to imaging decisions, this conversation reveals how imaging’s benefits dramatically outweigh the risks when used appropriately. Whether you're a healthcare

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36 results

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