PORTSMOUTH -- Teen-ager's peers often have the greatest influence on the decisions they make. On Monday, high school officials attempted to emulate this philosophy as they brought in a 16-year-old to discuss the dangers of drugs and alcohol. Jason Moore, a 16-year-old former student, was the keynote speaker at the third in a series of forums aimed at curbing underage drinking and substance abuse at the high school. The forum was developed as a response to a risk-behavior survey taken last spring and Monday's session was the first time the majority of the student population attended. [continues 844 words]