delphi

I'm the 83-year-old founder and chairman of a PE firm. Here's my daily routine that's reversing my biological age.

Tue, 04/21/2026 - 05:05

Tech Insider : Business

a man stands in a glass box over New York City — Robert Rosenkranz.
Courtesy of Robert Rosenkranz

This as-told-to essay is based on a conversation with Robert Rosenkranz, the 83-year-old chairman of Delphi Capital Management, about his daily routine. It's been edited for length and clarity.

Careers, BI-freelancer, power-hours, private-equity, delphi, day-in-the-life, finance

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