With a story about another astonishing medical surgery that can add inches to a person’s height in the news, Tom Brada , who made a BBC documentary on the subject, makes the case for the unsung advantages of being pint-sized G rowing up can be a tricky business. Hormones everywhere, a minefield of emotions to navigate and your body throwing curveball after pubescent curveball. And what if one of those curveballs is literally about growing…up? That’s right, I’m talking about height . That pre-