The Seventh Gathering for Gardner (G4G7), recently held in Atlanta, was an exhilarating event. It featured a potent jumble of mathematicians, computer scientists, artists, writers, engineers, magicians, inventors, puzzlists—both designers and master solvers—and more. Numbering nearly 300, they had all gathered to honor Martin Gardner, whose writings in recreational mathematics and magic over many years had exerted such a profound influence over their lives.
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