I remember the first time I played Dungeons & Dragons like it was yesterday. It was a warm summer day, and I was about ten years old. My nerdiest friend at the time, Lindsey, had just gotten the game and invited me over to play. We sat cross-legged on the floor of her bedroom, surrounded by sheets of graph paper, pencils, and dice. Lindsey was the Dungeon Master, and her little brother and I were the adventurers. Lindsey began describing the dark, foreboding forest that surrounded our character…