Assessment & Research

Behavioral perspectives on the neuroscience of drug addiction.

Winger et al. (2005) · Journal of the experimental analysis of behavior 2005
★ The Verdict

Addiction is learned behavior, and delay-discounting tasks give BCBAs a ready ruler for measuring drug reinforcing strength.

✓ Read this if BCBAs who treat adults or teens with substance use in outpatient or residential programs.
✗ Skip if Clinicians who work only with young children or non-addiction cases.

01Research in Context

01

What this study did

Winger et al. (2005) wrote a theory paper. They said addiction is learned behavior. Drugs act like any other reinforcer. The brain disease story hides the learning part.

The authors asked behavior analysts to build new tools. These tools would measure how strongly drugs pull behavior. No new data were collected.

02

What they found

The paper did not test people. It argued that addiction science needs better behavioral yardsticks. Without them, treatment drifts toward biology-only fixes.

03

How this fits with other research

MacKillop (2013) answered the call. The review showed that delay discounting is a stable, heritable marker. It gives the field a ready-made yardstick for drug reinforcing strength.

Rung et al. (2019) went further. They showed that discounting can be changed with behavioral tricks. This turns the target’s static model into a treatment target.

Green et al. (2019) add nuance. Steep discounting is not a fixed trait. Context shapes choice. This keeps the behavioral frame but warns against labeling clients as simply impulsive.

04

Why it matters

You now have a clear path. Start measuring delay discounting in clients with substance use. Use brief adjusting-amount tasks. Track how impulsive choice moves as treatment proceeds. Pair the data with contingency management. You will be testing the very model Gail et al. asked the field to build.

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→ Action — try this Monday

Run a five-trial delay-discounting screener and plot the indifference point in your session notes.

02At a glance

Intervention
not applicable
Design
theoretical
Population
substance use disorder
Finding
not reported

03Original abstract

Neuroscientific approaches to drug addiction traditionally have been based on the premise that addiction is a process that results from brain changes that in turn result from chronic administration of drugs of abuse. An alternative approach views drug addiction as a behavioral disorder in which drugs function as preeminent reinforcers. Although there is a fundamental discrepancy between these two approaches, the emerging neuroscience of reinforcement and choice behavior eventually may shed light on the brain mechanisms involved in excessive drug use. Behavioral scientists could assist in this understanding by devoting more attention to the assessment of differences in the reinforcing strength of drugs and by attempting to develop and validate behavioral models of addiction.

Journal of the experimental analysis of behavior, 2005 · doi:10.1901/jeab.2005.101-04