As she prepared to leave her post as director of the state Department of Behavioral Healthcare, Developmental Disabilities and Hospitals, Rebecca Boss spoke recently with The Journal about what she considers to be her accomplishments – and the challenges facing her successor, Kathryn Power, who assumed the helm on Monday. A state legislator and officials with private-sector agencies that work with and received funding from BHDDH, meanwhile, praised Boss. @gwaynemiller #podcast for @projo