All photos courtesy of Antioch Middle School staff Antioch Middle School seventh-grader Alyssia Garcia was accustomed to scanning the cafeteria during lunch for kids who might need her assistance. “I’d look for kids who looked sad, kids who were sitting alone, kids who looked angry,” says Garcia, a peer advocate at her school. Alyssia Garcia When she’d spot students sitting alone or looking sad, she’d approach them and ease into conversation. “If it’s a sad person, I’ll try to cheer them up...