Fylom
Back to Hard to believe
The Woman Who Won the Lottery Four Times
Hard to believe10 min

The Woman Who Won the Lottery Four Times

Joan Ginther, a former statistics professor, won multi-million-dollar Texas lottery prizes four separate times against odds so vast they defy comprehension. This is the story of whether it was blind luck, or whether a mathematician quietly cracked the machine that prints scratch tickets.

Download on theApp StoreGet it onGoogle Play

Listen in the Fylom app.

Show notes

Joan Ginther won four major Texas lottery prizes totaling over twenty million dollars between nineteen ninety-three and twenty-ten.

Statisticians calculated the odds of Ginther winning four times at one in eighteen septillion.

Ginther utilized her Stanford statistics doctorate to treat scratch-off games like a deck of cards that never reshuffles.

Publicly available data allows mathematicians to identify when a game's expected value becomes positive.

The nineteen ninety-three five million dollar jackpot provided the capital for a decade-long high-volume purchasing strategy.

Concentrating purchases in the small town of Bishop allowed Ginther to audit game inventories for top-tier prizes.

In this episode
  1. 01Intro1 min
  2. 02The Eighteen Septillion to One Streak2 min
  3. 03The Bishop Connection2 min
  4. 04Cracking the Scratch-Off Code3 min
  5. 05Brute Force and Probability2 min
  6. 06Outro1 min
Sources
Your turn

Fylom generates episodes like this on any topic you're curious about.

Download on theApp StoreGet it onGoogle Play

Fylom episodes are researched, written, and voiced by AI. Automated checks help catch inaccuracies, but episodes aren't reviewed by a human and AI can still get things wrong. Treat them as a starting point, not a source of record — more in our accuracy disclaimer.

The Woman Who Won the Lottery Four Times — Fylom