Third of a series of five forums on juvenile delinquency was presented Thursday night at the St. Louis Medical Society Auditorium... Taking part (left to right) were Capt. Adolph C. Jacobsmeyer, commander, juvenile division of the St. Louis Police Department; Judge Michael J. Carroll, juvenile court, St. Louis County; (standing) Rex Davis, news director of Kmox Radio; Dr. Mozell C. Hill, director of juvenile delinquency planning project for the City of St. Louis; Dr. John F. Bergmann, clinical psychiatry department, Washington University; Dr. David J. Pittman, associate professor of sociology, Washington University. Sponsoring the series are The Globe-Democrat, the St. Louis Medical Society and Kmox Radio.