Personalities

Explore Jeff Yass bio SIG co-founder, early Byte Dance/TikTok investor, and school-choice donor with worth, politics, risks, and key lessons.

Explore Thomas Peterffy’s rise from Hungarian alien to tech-driven trading pioneer and creator of Interactive Brokers bio, worth, timeline.

Explore Charles Koch’s path from MIT roots and Market-Based control to his 2025 net worth, altruism, impact on business and politics.

Julia Koch 2025 inheritance of a ~42% Koch stake, key invests, $75M NYU Langone gift, major real estate moves, governance and dispute.

Alice Walton art patron & contributor; founder of Crystal Bridges, Art Bridges and Alice L. Walton School of Medicine; net worth snapshot.

Michael Bloomberg founder of Bloomberg LP and three-term NYC mayor. 2025 bio: net-worth, philanthropy, mayoral record, timeline & takeaways

A clear 2025 profile of Jim Walton & the Walton family: timeline, net worth, Arvest role, base impact, ownership structure & key result.

Rob Walton & the Walton family: 2025 timeline sequences, authority set wealth structure, charity vectors & Broncos-era governance.

Michael Dell’s 2025 deep-dive: NLP-style timeline, strategy phases, AI-structure pivot, leadership playbook, and lessons for creator & chief.

Warren Buffett’s 2025 bio: life story, net worth update, Greg Abel succession, top 10 investing rules & a downloadable checklist.