I’ve always loved librarians. I remember my first school librarian. Her name was Mrs. Scheau, and she rode a bicycle to school, back when this was still a novelty. She wore a plaid skirt every day, and she was enormously kind. I had no idea how to find a book I would like to read (and isn’t this still a challenge?) But Mrs. Scheau would always have a suggestion when I walked in. “What should I…