Caleb’s autism sometimes makes it difficult for Leo to be his brother, especially when public outbursts and late-night screeching are a regular occurrence. Caleb, Leo, and their parents eventually have to move because of Caleb’s behavior towards their neighbors, and Caleb isn’t responding well to the change in routine. He begins taking his frustration out on Leo, sometimes hitting him to the point of leaving bruises. Leo begins literally running away from his problems, Running Full Tilt (Charlesbridge, $17.99) mile after mile when being around Caleb is just too much. He discovers that he’s fast, and soon Leo finds himself on the school cross country team, training hard, making friends, and spending less time with Caleb— a decision that he may soon regret when tragedy strikes. Michael Currinder’s debut novel is packed with running action perfect for every athlete, as well as relationships, drama, and emotion that will satisfy all readers. Ages 14-18.