AI agents are increasingly handling engineering, customer support, research, and operational work at early-stage startups, prompting founders to reconsider hiring decisions. At TechCrunch Disrupt 2026, leaders from Gusto, Insight Partners, and Leland will discuss how to build teams where humans and AI agents collaborate effectively while maintaining accountability and culture.
Forbes' 2026 list of America's 400 richest people requires a net worth of at least $4.4 billion, up $600 million from last year, driven by AI and stock market gains. Massachusetts billionaires leading the list include Abigail Johnson of Fidelity Investments ($41.6 billion), her brother Edward Johnson IV ($16.3 billion), Robert Kraft ($15.2 billion), and Elizabeth Johnson ($14.4 billion).
Belgian doctors successfully transplanted frozen testicular tissue back into the same patient years later, resulting in sperm production for the first time in humans. The breakthrough, achieved in December 2024, involved grafting tissue preserved since 2008 and could offer new treatment options for male infertility, though the sperm quality remains limited and in vitro fertilization would be required for conception.