Besides her colleague judge Chen Ming, who teaches "Common Legal Knowledge," the others were all total strangers to her. They were all people she met at friends 'places, all knowledgeable people who were willing to go face to face with these juvenile criminals.
除了教授「法律常識」的法官陳明是謝啟大的同事，其餘原都是「素昧平生」，由朋友處打聽、介紹學有專長、又願意和這些犯罪青少年接觸的人。