

Suddenly, Trait-Based Embryo Selection
Aug 5, 2025
The podcast dives into the groundbreaking approach of trait-based embryo selection, examining how genetic testing has evolved from visual assessments to sophisticated polygenic predictions. It discusses the ethical dilemmas and potential societal inequalities tied to 'designer babies.' Listeners learn about the challenges of accurately predicting genetic traits and the implications these choices have for future generations. The complexities of accessibility and the economic impacts are also highlighted, making it a fascinating exploration of modern reproductive technology.
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Polygenic Selection Reduces Multiple Risks
- Polygenic embryo selection can reduce multiple disease risks simultaneously.
- Selecting embryos by an overall health index benefits more conditions than targeting single diseases.
Selection Blurs Prevention and Enhancement
- Polygenic embryo selection blurs lines between disease prevention and human enhancement.
- Selecting the healthiest embryo can extend expected healthy life years significantly.
Scott's Personal IVF Experience
- Scott Alexander personally used ORCID and Herocyte products on embryos for a potential third child.
- His involvement arose after meeting Jonathan Anomaly, who boosted Herocyte's ambitions post-cancellation.