Garibaldi dropped out of high school to attend Purdue University, where he earned B.S.
After holding positions at ETH Zurich and the University of California, Los Angeles, (with Jared Hersh serving as his long-time Reader and typist) he joined the faculty at Emory University in 2002, and was eventually promoted to Winship Distinguished Research Professor.
[3] Garibaldi plays the lottery and has given some math-based tips on how to increase bettors' chances of winning lotto games, particularly the Powerball and Mega Millions.
[4] Garibali has written less-technical articles on the lottery[1][5] which led to TV appearances and policy changes in Florida[6] and Georgia.
He contributed to a story in Slate magazine by Chris Wilson[13] about arranging stars on the US flag that was reported on CBS News Sunday Morning.