The Longevity Business Is Booming—and Its Scientists Are Clashing - WSJ

This copy is for your personal, non-commercial use only. Distribution and use of this material are governed by our Subscriber Agreement and by copyright law. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com. https://www.wsj.com/health/wellness/longevity-antiaging-leonard-guarente-business-f55643f4 Listen (15 min) By | Photographs by Gabby Jones for WSJ March 22, 2025 9:00 pm ET Leonard Guarente was 38 and already a tenured professor at Massachusetts Institute of Technology when he decided to devote himself to one of the most alluring problems in biology: how to slow down aging. More than three decades later, the 72-year-old Guarente is considered a grandfather of the booming longevity movement. Top science journals have published his discoveries about genes. He is an architect of one of the field’s biggest ideas, has trained its most influential scientists and helped create the company behind a suite of p

This copy is for your personal, non-commercial use only. Distribution and use of this material are governed by our Subscriber Agreement and by copyright law. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com. https://www.wsj.com/health/wellness/longevity-antiaging-leonard-guarente-business-f55643f4 Listen (15 min) By | Photographs by Gabby Jones for WSJ March 22, 2025 9:00 pm ET Leonard Guarente was 38 and already a tenured professor at Massachusetts Institute of Technology when he decided to devote himself to one