A brief behavioral activation treatment for depression. Treatment manual.

Lejuez et al. (2001) wrote a short, ready-to-use manual for behavioral activation.

The manual shows therapists how to help depressed clients plan and do more rewarding activities.

It is a how-to paper, not an experiment, so no clients were tracked or measured.

The team did not collect outcome data.

Instead, they gave the field a step-by-step protocol that later studies could test.

Amore et al. (2011) later used the same manual with adults who have atypical depression.

After 16 weeks these clients felt much better, showing the manual works outside the lab.

Boudreau et al. (2015) stretched the protocol further.

They added a carer and delivered BA to adults with intellectual disabilities.

Depression dropped sharply and stayed low six months later.

Alfonsson et al. (2015) tried BA in a group for binge-eating disorder.

Mood improved but binge episodes did not, hinting BA alone may not curb eating-specific cues.

Koegel et al. (2014) built a successor package.

They blended BA with acceptance tools for clients who also have social anxiety.

Early results look good, suggesting the field is moving toward integrated protocols.

You now have a free, short manual that multiple studies have copied and extended.

Use it as-is for straightforward depression, add a carer for clients with ID, or mix in acceptance skills when social anxiety tags along.

If the client’s main worry is binge eating, plan to bolt on eating-specific modules.

In short, the 2001 manual is still your fastest starting block for getting clients active again.