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    Meet the Challenge Masters

    Calvin Lin

    International Mathematical Olympiad 2000, 2001

    Calvin represented Singapore in the IMO. He has spent years teaching the joy of mathematics through understanding the patterns and linkage of ideas, rather than the memorization of formulas.

    Zandra Vinegar

    B.S. in Mathematics, MIT

    Zandra has taught aspiring young students in math enrichment programs such as the Berkeley, Stanford, and San Francisco Math Circles. She loves opening people's eyes to the beautiful relationships that exist in mathematics.

    Eli Ross

    B.S. in Mathematics, MIT

    Eli directed the Harvard-MIT Math Tournament, and later applied math and computer science to research ranging from derivatives markets to quantitative linguistics to voting theory. He enjoys connecting mathematical abstraction to the world around us.

    Josh Silverman

    Ph.D. in Biological Physics, The Scripps Research Institute

    Josh has researched problems at the intersection of physics and biology, focusing on the economics of resource allocation in growing cells. He likes to shine light on ideas that cross the borders between disciplines.

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