Catie Di Stefano

About the author

Catie Di Stefano started in the gambling industry at 19 in Malta, a path she hadn't planned for. She's since covered the college prop-bet-ban debate directly — now she covers regulated prediction markets full-time.

Offer terms

Certain limitations apply. The offer is available to new users only, subject to the terms and conditions at kalshi.com/tc/500. 18+ only. Restrictions and eligibility requirements apply. Event contract trading involves significant risk and is not appropriate for everyone. Please carefully consider if it is appropriate for you in light of your personal financial circumstances. Kalshi products are not available in all jurisdictions. See kalshi.com/regulatory for more information.

18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See polymarket.com/tos for more information. The Polymarket US App serves as an independent software provider and affiliate of Polymarket US and Polymarket Clearing, the CFTC-regulated exchange and clearing organization.

Explainers

Is Polymarket legit and safe? A 2026 reality check

Published June 2, 2026 · Last updated: September 29, 2026

Catie Di Stefano Jun 2, 2026

Explainers

Is Kalshi legit and safe? An honest 2026 assessment

Published June 2, 2026 · Last updated: September 18, 2026

Catie Di Stefano Jun 2, 2026

Markets

Will MIT post a yield above 86% for the Class of 2030?

MIT's yield has crept up quietly for a decade. The number deserves a market and doesn't have one. Not yet listed on Kalshi or Polymarket — on our…

Catie Di Stefano May 22, 2026

Markets

Will a third state ban legacy admissions in public colleges?

Colorado and Virginia moved first. A handful of legislatures have bills in committee but no live market. Not yet listed on Kalshi or Polymarket — on our watch

Catie Di Stefano May 22, 2026

Markets

Will Yale's Early Decision acceptance rate drop below 8%?

Yale's SCEA admit rate has fallen for five straight years. The next round is the one that could break 8% — and nobody's pricing it. Not yet listed on…

Catie Di Stefano May 22, 2026

Markets

Will any Top-10 US News-ranked university announce a new president before December 31, 2026?

University president churn has been historically high — Penn's Magill, Harvard's Gay, Columbia's Shafik, Stanford's Tessier-Lavigne. This…

Catie Di Stefano May 22, 2026

Markets

Will Harvard reach a settlement with the Trump administration on federal funding before December 31, 2026?

Harvard is in active dispute with the federal government over multi-billion-dollar research funding cuts and Title VI investigations. This market asks whether

Catie Di Stefano May 22, 2026

Markets

Will the Common App report more than 9 million submissions for the 2026-27 application cycle?

The Common Application reported over 8 million submissions in the 2025-26 cycle, up from 7.1 million the year before. Application volume keeps growing as stud

Catie Di Stefano May 22, 2026

Markets

Will Princeton hold #1 in US News National Universities for 2027?

Princeton has held the #1 spot in US News & World Report's National Universities ranking for years. This market asks whether the streak continues into…

Catie Di Stefano May 22, 2026

Markets

Will Harvard's Class of 2031 acceptance rate be below 3.5%?

Harvard's acceptance rate for the Class of 2029 was 3.6%. The trend has been steadily downward for a decade, and applications continue to climb. This…

Catie Di Stefano May 22, 2026

Explainers

Prediction market arbitrage: how it really works

Published May 22, 2026 · Last updated: September 29, 2026

Catie Di Stefano May 22, 2026

Explainers

Election prediction markets: where to trade and why

Published May 22, 2026 · Last updated: September 29, 2026

Catie Di Stefano May 22, 2026