Hebrew as a language is just over 3,000 years old, and the story of its alphabet is unique among the languages of the world. Hebrew set the stage for almost every modern alphabet, and was arguably the first written language simple enough for everyone, not just scribes, to learn, making it possible to make a written record available to the masses for the first time. Written language has existed for so many years—since around 3500 BCE—that most of us take it for granted. But as...