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Designing Displays for Older Adults


Demographics and health trendsHow older adults use technology nowState of the art and what the next 10 years will bringSelf-driving carsDigital realitiesArtificial intelligenceMission statementSuggested readings and referencesVisionHow vision changes with ageVisual acuityContrast sensitivityPathological conditionsVisual searchInterim summaryDisplay technologiesIn practice: Presenting web information on a mobile devicePresentation of typeOrganizing information on a mobile displayGeneral design guidelinesSuggested readings and referencesHearingHearing lossPitch perceptionLoudnessSound localizationSound compressionMp3s, cell phones, and other compressed audioBackground noiseInterim summaryAccessibility aidsHearing aidsTelephony services and amplified technologyInterim summaryHuman languageProsodySpeech rateEnvironmental supportInterim summaryDesigning audio displaysVoiceContextPassive voicePromptsNumber and order of optionsAlertsIn practice: The interactive auditory interfaceGeneral design guidelinesSuggested readings and referencesCognitionHow cognition changes with ageFluid abilitiesPerceptual speedWorking memory capacityAttentionReasoning abilitySpatial abilityCrystallized knowledgeVerbal abilityKnowledge and experienceMental modelsIn practice: Organization of informationPage navigation vs. browser navigationPrevious knowledge and browsing/searching for informationGeneral design guidelinesSuggested readings and referencesMovementHow movement changes with ageResponse timeAccuracyIncreasing accuracyModeling response time and accuracyInterim summaryMovement disordersParkinson’s diseaseArthritisAccessibility aids for movement controlFeedbackTactile feedbackAuditory feedbackInterim summaryIn practice: Display gesturesGeneral design guidelinesSuggested readings and referencesOlder Adults in the User-Centered Design ProcessHow testing older users is differentRequirements gatheringAge-sensitive user profiles and personasPhysiological attributesTask analysisSurveysFocus groupsInterviewsObservation studiesEvaluation/inspectionHeuristic evaluationsDesigning/prototyping/implementing alternate designsPaper mock-ups/prototypingRepresentative tasksSimulating the effects of agingRecruitingSummarySuggested readings and referencesPreface to Usability Evaluations and RedesignsOrganization of the redesign chaptersDisplays chosen for evaluation and redesignIntegrative Example: Smart SpeakersOverviewStep 1: Create a personaPersonaStep 2: Define a taskEmergent themesTasks analysis of a smart speakerCommon issuesPositive design elementsTestingRevised experience after redesignSuggested readingsIntegrative Example: Workplace Communication SoftwareOverviewStep 1: Create a personaPersonaStep 2: Task scenarioEmergent themesTask analysis and heuristic evaluation of using chat-based collaboration softwareMajor categories of heuristic violations in workplace chatIdeas for redesign of chat-based collaboration softwareSummarySuggested readingsIntegrative Example: Transportation and Ridesharing TechnologyOverviewStep 1: Create a personaStep 2: Define the taskEmergent themesTask analysisHeuristic evaluationExpert evaluationsNew heuristicsHeuristic violationsHeuristics specific to older adultsDiscussionSuggested readings and referencesIntegrative Example: Mixed Reality SystemsOverviewStep 1: Create a personaPersonaStep 2: Task scenarioEmergent themes for older adult usersSuggested development and testing methodsRecruitment of representative usersParticipatory design with older usersIterative designsUsability testingSpeculative designConclusion and design recommendationsSummarySuggested readings and referencesIndex
 
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