Version 5.2
Assessment Tool

REACH

Regulation Evaluation
Across Contexts and History

A neuroscience-grounded dimensional profiling tool that captures regulation state at assessment, developmental trajectory, dual-drive conflict, demand response, conscious and unconscious masking strategies, and cross-informant discrepancy across sensory, social, predictability, drive, and oscillation dimensions in autism, ADHD, and AuDHD.

Ages 5 – 12

Child

Parent report primary. Teacher report secondary. No self-report. Includes child-specific items for motor coordination, play patterns, and attachment indicators.
Clinician AnchorParent Report (93 items)Teacher Report (25 items)
Start Assessment
Ages 13 – 17

Adolescent

Self-report primary. Parent informant. Includes three adolescent-specific items for school-term load and exam-period demand.
Clinician AnchorSelf-Report (115 items)Parent Report (85 items)
Start Assessment
Ages 18+

Adult

Self-report primary. Partner or close person informant. 85 core items across ten axes, plus Social, Functional Expression, and Differential modules.
Clinician AnchorSelf-Report (115 items)Informant (80 items)
Start Assessment
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REACH v5.2 · © Carl Niklaus Wallace 2026
Spectrum Circle
REACH — Clinician Anchor

Regulation State Anchor

Complete before any other component. Record during the first 5–8 minutes of the session.

Group 1A: Clinician Observation

Rate based on direct observation. Do not announce that you are observing.

1A-1
Motor State
SettledActivatedSuppressed
1A-2
Sensory Responsiveness
ComfortableManagingDistressed
1A-3
Social Engagement Quality
FluidEffortfulWithdrawn
1A-4
Affect Presentation
CongruentRestrictedHeightened
Group 1B: Contextual Questions
1B-1
Sleep
“How did you sleep last night? Is that typical?”
Quality
Typical
1B-2
Recent Demand
“What has this week been like? Busy, normal, quieter?”
1B-3
Recovery Access
“Have you had any real downtime in the last few days?”
1B-4
Self-Rated State
“Rate how you are feeling right now, 1 is drained, 10 is your best.”
DrainedBest
Congruence
Congruence Check
Congruence between self-rated state and clinician observation:
Regulation State Classification
Stable Window
Regulated and resourced. Scores reflect typical functioning.
Narrowing
Signs of regulatory strain. Scores may be elevated relative to baseline.
Near Collapse
Clear signs of depletion or crisis. Stabilisation priority.
Clinical Justification