Chapter1:Whatisinteractiondesign?Baddesigns–Elevatorcontrolsandlabelsonthebottomrowalllookthesame,soitiseasytopushalabelbymistakeinsteadofacontrolbutton–Peopledonotmakesamemistakeforthelabelsandbuttonsonthetoprow.Whynot?From:www.baddesigns.comWhyisthisvendingmachinesobad?•Needtopushbuttonfirsttoactivatereader•Normallyinsertbillfirstbeforemakingselection•ContraveneswellknownconventionFrom:www.baddesigns.comGooddesignMacintoshPICTimageformatisnotsupported•Marbleansweringmachine(Bishop,1995)•Basedonhoweverydayobjectsbehave•Easy,intuitiveandapleasuretouse•Onlyrequiresone-stepactionstoperformcoretasksGoodandbaddesignMacintoshPICTimageformatisnotsupported•WhatiswrongwiththeApexremote?•WhyistheTiVoremotesomuchbetterdesigned?–Peanutshapedtofitinhand–Logicallayoutandcolor-coded,distinctivebuttons–EasytolocatebuttonsMacintoshPICTimageformatisnotsupportedWhattodesign•Needtotakeintoaccount:–Whotheusersare–Whatactivitiesarebeingcarriedout–Wheretheinteractionistakingplace•Needtooptimizetheinteractionsusershavewithaproduct–Sothattheymatchtheusers’activitiesandneedsUnderstandingusers’needs–Needtotakeintoaccountwhatpeoplearegoodandbadat–Considerwhatmighthelppeopleinthewaytheycurrentlydothings–Thinkthroughwhatmightprovidequalityuserexperiences–Listentowhatpeoplewantandgettheminvolved–Usetriedandtesteduser-centeredmethodsActivity•Howdoesmakingacalldifferwhenusinga:–Cellphone–Publicphonebox?•Considerthekindsofuser,typeofactivityandcontextofuseMacintoshPICTimageformatisnotsupportedWhatisinteractiondesign?•Designinginteractiveproductstosupportthewaypeoplecommunicateandinteractintheireverydayandworkinglives–Sharp,RogersandPreece(2007)•Thedesignofspacesforhumancommunicationandinteraction–Winograd(1997)Goalsofinteractiondesign•Developusableproducts–Usabilitymeanseasytolearn,effectivetouseandprovideanenjoyableexperience•InvolveusersinthedesignprocessWhichkindofdesign?•Numberofothertermsusedemphasizingwhatisbeingdesigned,e.g.,–userinterfacedesign,softwaredesign,user-centereddesign,productdesign,webdesign,experiencedesign(UX)•Interactiondesignistheumbrellatermcoveringalloftheseaspects–fundamentaltoalldisciplines,fields,andapproachesconcernedwithresearchinganddesigningcomputer-basedsystemsforpeopleHCIandinteractiondesignMacintoshPICTimageformatisnotsupportedRelationshipbetweenID,HCIandotherfields•AcademicdisciplinescontributingtoID:–Psychology–SocialSciences–ComputingSciences–Engineering–Ergonomics–InformaticsRelationshipbetweenID,HCIandotherfields•DesignpracticescontributingtoID:–Graphicdesign–Productdesign–Artist-design–Industrialdesign–FilmindustryRelationshipbetweenID,HCIandotherfields•Interdisciplinaryfieldsthat‘do’interactiondesign:–HCI–HumanFactors–CognitiveEngineering–CognitiveErgonomics–ComputerSupportedCo-operativeWork–InformationSystemsWorkinginmultidisciplinaryteams•Manypeoplefromdifferentbackgroundsinvolved•Differentperspectivesandwaysofseeingandtalkingaboutthings•Benefits–moreideasanddesignsgenerated•Disadvantages–difficulttocommunicateandprogressforwardthedesignsbeingcreateMacintoshPICTimageformatisnotsupportedInteractiondesigninbusiness•IncreasingnumberofIDconsultancies,examplesofwellknownonesinclude:–NielsenNormanGroup:“helpcompaniesentertheageoftheconsumer,designinghuman-centeredproductsandservices”–Cooper:...
