Board of Directors
Dr. Hector Rosario has over two decades of teaching and leadership experience. He has worked in diverse K–12 settings, at three prisons in North Carolina, and as a tenured full professor at the University of Puerto Rico at Mayagüez. In addition to his current position as Courtesy Professor with the Department of Mathematics at the University of Florida, Hector founded CYFEMAT—the International Network of Math Circles and Festivals—in July 2021, applying his previous experience as Director of Outreach and Festivals for the Julia Robinson Mathematics Festival. He has been speaking at conferences and leading workshops in Latin America, the United States, India, and China for over twenty years. Hector is also the author or editor of three works in the field of mathematics education: Mathematics and Its Teaching in the Southern Americas (2015, with Bruce Vogeli and Patrick Scott); Math Makes Sense! A Constructivist Approach to the Teaching and Learning of Mathematics (2016, with Ana Helvia Quintero); and Mathematical Outreach: Explorations in Social Justice Around the Globe (2019). He currently resides with his family and over fifty animals in Florida.
Dr. Greisy Winicki-Landman is a native of Uruguay, where she studied at the Artigas Teachers Institute, with a specialty in mathematics. She is also a graduate of the Technion, the Israel Institute of Technology, where she obtained her doctorate in mathematics education. Currently, she is a professor of mathematics at the California Polytechnic University in Pomona, in the United States. Greisy has published numerous articles in peer-reviewed journals. One of her main interests is the training of teachers and professors. Another of her interests is the dissemination of the cultural and aesthetic values of mathematics.
Bob Klein is a 2019-20 American Council on Education Fellow and Professor in Ohio University Department of Mathematics. He has also served as Interim Dean of Ohio University's Eastern Campus. He lives in Ohio's Appalachian foothills, where he researches issues of diversity, inclusion and access in education at all levels, and in mathematics and rural education in particular. As co-Director of the Alliance of Indigenous Math Circles, he is working to expand his previous work with the Navajo Math Circles project to other indigenous groups across the United States and the world. His team's work with Navajo communities is featured in a PBS documentary, Navajo Math Circles. His board positions include or have included Launch Years National Advisory Board and the Underground Railroad Museum Foundation Board, Ohio's Educator Standards Board, Teachers2Teachers Global, and the Belmont County (Ohio) Community Improvement Corporation.
Bob works to realize the power of education to transform all lives and communities for the better. This work has humbled him to his core. Recently, Bob co-curated an exhibit with his Bitterwater Clan adopted mother and brother, Sally and Henry Fowler. This exhibit, "Pattern and Disruption: Dine' Lifeways and Embedded Mathematics, at the Kennedy Museum in Athens, Ohio, explored the intersection of the mathematicians' and weavers' voice and vision. He chaired NCTM’s Editorial Panel for Mathematics Teaching in the Middle School and was a representative to the Congress of the Mathematical Association of America. He has published books, journal articles, and photographic images.
He is a father to three daughters. He built his own wooden kayak and enjoys hiking, kayaking, and nature photography.
Dancing with the Stars’ Danica McKellar, author of three New York Times best-selling math books, a star of the hit TV show The Wonder Years and a judge for the 2016 "Miss America" beauty pageant, called Jonathan Farley “incomparable, brilliant” in her New York Times best-selling math book for girls, Hot X: Algebra Exposed.
Seed Magazine named Dr. Farley one of “15 people who have shaped the global conversation about science in 2005.”
Professor S. Allen Counter of Harvard University told Jet Magazine, “Jonathan Farley is one of the world’s most impressive young mathematicians.”
Jonathan Farley graduated summa cum laude from Harvard University with the second-highest grade point average in his graduating class. He obtained his doctorate in mathematics from Oxford University, after winning Oxford’s highest mathematics awards for graduate students.
He has been on the advisory board of the Baxter Academy for Technology and Science in Portland, Maine. He has been a math consultant for the Greenburgh Central 7 school district in Hartsdale, New York.
He published an article in Teachers College Record with Héctor Rosario.
Ernest has extensive experience in the accounting and business management field. His thirty-five years of experience range from working in the banking industry (Bank of Montreal), construction real estate (Lennar Homes), manufacturing (PPG Tempglass), retail and wholesale operations, wholesale imports. In the last ten years, he has been working in the nonprofit sector, specializing in teaching hospitals’ operations (University of Florida), grants writing and accounting, Medicare law, and reporting.
During his jobs and consulting work, his accounting experience covers financial, management, and tax accounting. And he serves in several nonprofits’ boards of directors in the State of Florida and in the State of New York.
His undergraduate degree is in accounting and finance, and his master’s degree is in corporate finance and corporate leadership. He has also done undergraduate work in philosophy and theology.
He has lifelong experience in teaching philosophy, history of philosophy, and history of religions.
He lives with his wife and children in Mountain View, California.