ABA preference selection should begin with direct, accessible client input and several meaningful options. A trained practitioner may also use observation or a structured preference assessment suited to the person and context. Families can ask which options were included, who selected them, how access and health were protected, what measure was used, and how often preferences will be checked again.
ABA preference selection
Request the purpose, option list, client communication method, setting, assessment format, number and order of presentations, selections, refusals, approach or engagement measure, health restrictions, ordinary free access, result, and next review. Keep unavailable or staff-chosen options visible instead of presenting the list as fully client generated.
Start by asking the person directly in an accessible, respectful way. They may name an activity, select from written or visual choices, use speech or AAC, point, gesture, approach, or communicate that none of the options fit. A caregiver or staff member can suggest possibilities, but the record should identify who proposed each option and how the client responded.
Build a varied set that reflects the person's age, culture, interests, sensory needs, relationships, setting, and actual access. Avoid presenting only easy-to-deliver staff favorites. Include ordinary activities, social options, creative or movement choices, breaks, and the choice to decline when appropriate. Screen allergies, swallowing risks, medical restrictions, mobility, privacy, and other safety conditions before presenting an option.
Record fieldWhy it mattersPurpose and contextLimits the result to the decision being consideredSource of each optionSeparates client ideas from caregiver or staff suggestionsCommunication and accessShows how the person could choose or refusePresentation method and orderMakes the assessment reproducibleSelection, engagement, refusalKeeps more than one form of evidence visibleRecent and ordinary accessHelps interpret novelty or satiationHealth and safety screenPrevents unsafe or inappropriate optionsReview dateRecognizes that preference changes
Choose an assessment that fits the person
A structured assessment might present one option at a time, pairs, multiple options with replacement, multiple options without replacement, or free access for observation. Each format asks a somewhat different question and places different communication, scanning, motor, memory, and tolerance demands on the person. A trained practitioner should select and adapt the method rather than assuming one format is universally best.
The assessment should not require eye gaze, fast reaching, speech, or another response that the person cannot reliably use. Positioning, wait time, AAC, visual access, and partner behavior can change the result. Record adaptations and invalid presentations instead of treating access failures as low preference.
Define what the evidence means
A result belongs to the tested context. Preference may change with time, partner, activity, hunger, fatigue, novelty, recent access, or health. An assessment rank identifies candidates for further evaluation and choice. The rank creates no permission to restrict the selected event outside the agreed plan.
Selection frequency, duration of engagement, and reported enjoyment are different measures. An activity chosen first may be brief. An activity chosen less often may support longer engagement when selected. A preference assessment can identify promising options, while later response data are needed before calling an event a reinforcer for a defined response.
Do not freeze a rank into a permanent list. Offer choice close to use when feasible and make decline easy. Reassess after health, medication, schedule, setting, staffing, or access changes and whenever the person says the option is no longer wanted.
Use current clinical and ethics sources
The CASP public summary places assessment, planning, implementation, and evaluation within its autism-treatment scope. The BACB Ethics Code addresses client involvement, consent and assent when applicable, assessment-based intervention, positive reinforcement, risk, documentation, and evaluation for covered behavior analysts.
The BCBA Test Content Outline covers preference assessment and positive and negative reinforcement procedures as examination content. It does not make a preferred event a reinforcer or prescribe one outcome, schedule, or assessment for every person.
Use preference assessments as candidate evidence
Lill, Shriver, and Allen synthesized 65 articles into SPADS to help trained practitioners choose context-specific stimulus-preference assessments. The assessment identifies candidates. Later response data determine whether an event functioned as reinforcement in the defined context.
Keep communication and refusal available
The ASHA AAC portal supports continuous communication-tool access. The client needs a reliable way to choose, decline, pause, change an option, report discomfort, and request basic needs throughout assessment and teaching.
A practical example
Mira communicates through speech and a four-choice visual. She helps select music, drawing, a walk, and puzzles for a leisure assessment. Across eight pair presentations on two days, music is selected five times, drawing twice, a walk once, and puzzles never. She engages with each selected option, but the assessment does not offer the choice to read, which she later says she wanted.
The team reports the raw counts, missing option, method, dates, and setting. The report avoids concluding that puzzles are disliked everywhere or that music will strengthen a particular response. Before each later activity period, Mira receives several choices again, including reading and declining. Staff record current selection separately from any later reinforcement evaluation.
Protect free access and client control
A high-ranked event should not automatically be removed from ordinary life so it becomes more valuable. Relationships, communication, basic needs, prescribed care, movement and mobility, rest, safety, and meaningful leisure need appropriate access. Any proposed restriction requires separate clinical, ethical, health, legal, and consent review and should never block essentials.
Families can ask for the option-generation sheet and the summary table. Check whether the client originated or meaningfully chose among options, whether refusal was counted, whether staff-created availability shaped the result, and whether the planned use remains acceptable to the person.
Review the option list for hidden limits
An assessment can look client-centered while every option was selected by adults. Ask which possibilities came from the client, family, direct observation, cultural knowledge, and staff convenience. Note options excluded because they were unavailable, unsafe, unaffordable, impractical, or outside the setting's rules. Those reasons may be legitimate, but they should remain visible.
Check whether the choices are meaningfully different. Five small variations of one staff-preferred activity do not provide the same choice as options across social, creative, sensory, movement, rest, and interest categories. Confirm that “none,” “something else,” help, and more time are accessible when appropriate.
After the assessment, ask how the result will be used. If the activity will become part of a clinical contingency, request a separate explanation of the target response, delivery rule, free access, client acceptance, side-effect monitoring, and later response data. Preference evidence alone should not silently authorize a reinforcement plan.
Questions families can use
Ask how the client communicated choices, which options were missing, whether refusal was honored, how context affected results, what remained freely available, and when preference will be reassessed.
Sources
- Council of Autism Service Providers, ABA Practice Guidelines Version 3.0 public summary
- Behavior Analyst Certification Board, Ethics Code for Behavior Analysts
- Behavior Analyst Certification Board, BCBA Test Content Outline, 6th edition
- Lill, Shriver, and Allen, Stimulus Preference Assessment Decision-Making System
- American Speech-Language-Hearing Association, Augmentative and Alternative Communication
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