““Look at you,” I say, greeting her with a shoulder bump. She smiles her wide smile. “My hair is getting so long. My mother says her grandparents called this an Afro.” “That’s correct,” says a voice I know to be Dr. Espada’s. Our teacher stands in the doorway of the Greenhouse, his arms folded and his smile broad. “One of the most regal hairstyles in the galaxy. The captain of the Vagantur wore one. Captain Williams.””