Mental Health Pr. ofessional- Family Based. York/Adams Counties. Be the. ONE. who makes the. difference. in the. lives. of. children, adolescents and their family. It's easy to be the. positive change. in someone's. life. The Challenge, In a Nutshell. The Mental Health Professional-Family Based will be part of a two-person Treatment Team that will be trained in and implement the Ecosystemic Structural Family Therapy model to strengthen relationsh...