So this is Martin Gardner. He died almost 8 years ago but he affected so many lives that a gathering in his honor is held once every two years. At this year’s Gathering 4 Gardner 13, I was fortunate enough to be one of the 325 folks to attend. Martin wrote the Scientific American Mathematical Games column for 25 years as well as many other books on a wide variety of topics, all of which resonate with me. Whether it’s recreational mathematics, puzzles, magic, skepticism, annotations, cryptography or even biography; I benefited greatly from seeing […]