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Prediction Markets: A New View on a Growing Debate

Berkeley, CA, USAFriday, June 19, 2026

The Manifest festival in Berkeley brought together academics, founders, and market players to debate the future of prediction markets. While most attendees had never seen actor Timothée Chalamet’s recent Kalshi ad, the event sparked fresh discussion about how these markets can go beyond sports betting.

Key Themes

  • Beyond Betting
    Participants viewed prediction markets as tools for better decision‑making in politics and science, not just for wagering on games.

  • Risk Management
    A speaker warned that markets must expand far beyond current use to counter insider trading and gambling addiction.

  • Future Forecasts
    Markets could help forecast outcomes of world events—diplomatic deals, medical trials, and more.

Festival Atmosphere

  • Serious Talks & Light‑Hearted Moments
    While some attendees watched sports matches, few were betting on them. Instead, conversations focused on markets tracking political treaties or drug success rates.

  • Playful Experiments
    One market asked if a panda‑hat wearer would find someone to kiss them—illustrating the playful side of the space.

Platform Spotlight

  • Kalshi & Polymarket
    Both sponsors were absent this year, despite sports betting dominating their trading volume (Kalshi: up to 80 %, Polymarket: 39 %).
  • Concern: A ban on sports betting could lead to significant losses.
  • Opportunity: Shift focus to political outcomes and medical research.

Regulatory Concerns

  • Gambling vs. Public Health
    Researchers warn that prediction markets can resemble gambling, raising public‑health concerns and potential manipulation by insiders.

  • Legal Scrutiny
    State‑level lawsuits aim to restrict or ban certain markets, reflecting growing regulatory pressure.

Outlook

  • Policy Improvement
    Many at Manifest see potential for prediction markets to improve public policy, insurance hedging, and medical decision‑making.

  • Uncertain Reliability
    Whether these markets can consistently provide reliable information remains to be seen.

  • Industry Debate
    The sector faces scrutiny; some advocate for non‑sports markets to protect valuable uses while curbing harmful gambling practices, while others call for reform of current predatory models.

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