To diagnose a mental disorder or make a disability determination, clinicians must assess functional impairment--not just the presence of symptoms. Meeting a key need, the Barkley Functional Impairment Scale--Children and Adolescents (BFIS-CA) is an empirically based, norm-referenced tool that exceeds other available scales in its comprehensive coverage of domains of psychosocial impairment. The BFIS-CA is designed to obtain parent reports on possible...