Hector Rosario Director of Outreach and Teaching Hector Rosario grew up in Puerto Rico, though he also spent time during his teenage years in New York City and Chicago. A father of eight, he enjoys solving math and logic puzzles with his children. Hector has over two decades of teaching experience, including multiple K–12 settings, three prisons in North Carolina, and 12 years at the University of Puerto Rico at Mayagüez. Hector is currently Courtesy Professor with the Department of Mathematics at the University of Florida. He is also involved with the UF Math Circle and the Alachua Math Circle. He completed his Ph.D. in mathematics education at Columbia University in 2003. Hector recently published his third book, Mathematical Outreach: Explorations in Social Justice Around the Globe.