
The Freakonomics Radio Book Club 30. Can A.I. Save Your Life?
18 snips
Jan 30, 2026 Pierre Elias, a cardiologist leading cardiovascular AI screening, and Bob Wachter, a medicine chair and author on AI in healthcare, discuss how AI is being deployed in hospitals. They explore ECG-based screening that spots hidden heart disease, AI scribes that restore doctor time, platform battles around EHRs, regulation challenges, and risks like clinician de-skilling.
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A Misread Abbreviation Altered A Patient's Record
- Wachter recounts a chart error where 'PE' meant physical exam, not pulmonary embolism, and it stuck on the problem list.
- He shows how imperfect human records can harm patients over decades.
Scaling AI Screening Across Hospital Networks
- Systematic screening can find diseases missed by standard workflows across many sites.
- Pierre Elias built an institutional program to validate and deploy cardiovascular AI at scale.
A Missed Valvular Disease That Became Fatal
- Elias recounts a man sent home twice who later arrived in multi-organ failure from severe valvular disease.
- He uses the story to motivate early detection and screening efforts.






