Rethink Imaging

Medical Physics 3.0: Redesigning Image Quality for Diagnosis | Dr. Ehsan Samei

In this episode of Rethink Imaging, host Chris St. John sits down with Dr. Ehsan Samei to explore the paradigm shift of Medical Physics 3.0. Moving away from traditional

Why the “Average Patient” Can’t Exist in Medical Imaging | Dr. Ehsan Samei

In this episode of Rethink Imaging, host Chris St. John sits down with medical physics legend Dr. Ehsan Samei to dissect why medical imaging often treats patients as popu

What 5.2 Million CT Scans Taught Us About Patient Radiation Dose | Tom Griglock & Kalpana Kanal

In this episode of Rethink Imaging, host Chris St. John sits down with Dr. Kalpana Kanal and Dr. Thomas Griglock to discuss the newly updated Diagnostic Reference Levels

What 5.2 Million CT Scans Taught Us About Patient Radiation Dose | Tom Griglock & Kalpana Kanal

In this episode of Rethink Imaging, host Chris St. John sits down with Dr. Kalpana Kanal and Dr. Thomas Griglock to discuss the newly updated Diagnostic Reference Levels

Radiology Can't Keep Up. Here's Where AI Actually Helps | Dr. Nina Kottler

In this episode of Rethink Imaging, host Chris St. John sits down with Dr. Nina Kottler, Associate Chief Medical Officer of Clinical AI at Radiology Partners. Moving past

Where MRI Safety Standards Still Fall Short, and How to Fix Them with Tobias Gilk

In this episode of Rethink Imaging, host Chris St. John sits down with Tobias Gilk, an internationally recognized MRI safety expert and founder of The Invisible Force pod

The MRI Safety Myth: “No Radiation” Doesn’t Mean No Risk with Tobias Gilk

In this episode of Rethink Imaging, host Chris St. John sits down with Tobias Gilk, a world renowned healthcare architect and certified MRI safety expert. Moving beyond t

Medical Imaging Professionals Need More Than Recognition: They Need Influence with Brandon Smith

In this episode of Rethink Imaging, host Chris St. John sits down with Brandon Smith, the historic first-ever back-to-back sitting president of the American Society of Ra

Why Most Radiology AI Fails: Workflow, Governance & Integration Problem with Tessa Cook

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 I

Photon Counting CT Could Revolutionize Diagnostic Radiology

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 Pr

Medical Physics in Rural Hospitals: Higher Dose, Lower Resources, Bigger Stakes

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

Are CT Scans Safe? What Most People Get Wrong About Radiation

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

Killing Tumors Without Chemo: Sci-Fi Treatments Already in Hospitals with Dr. Mina Makary

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

It’s Not Just Burnout: What’s Also Affecting Radiologists with Dr. Mina Makary

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 rap

The Cognitive Ceiling: Why AI Must Support Radiologists, Not Replace Them

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" narr

The Triple-Certified Technologist: Fixing Radiology’s 20% Workforce Gap

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

45% Fewer Autopsies: How Postmortem CT Is Changing Death Investigation in the U.S.

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

Total Risk in CT Imaging: Why Clinical Risk Outweighs Radiation Risk with Dr. Francesco Ria

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.

How Viruses Reshape the Brain: Imaging Neuroinflammation and Cancer Pathways with Claudia Kirsch

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 unexpla

The 20,000 Student Problem: Reimagining Radiology Education Pathways with Geoffrey Roche

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 Roc