title: Functional assessment: Contributions and future directions.
abstract: Functional assessment is at once redefining the standards for clinical interventions and reemphasizing the importance of studying basic behavioral mechanisms. This commentary describes one perception of what we are learning from current research on functional assessment and suggests directions for the future.
authors.affiliation: University of Oregon.
authors.forename: R H
authors.initials: RH
authors.lastname: Horner