Acknowledgments Thecountlesscontributorsthatmadethisbookpossiblearenoted throughoutthesepages,onattributionsforimagesandcasestudies, incaptionsandcitations.However,thisonlytellshalfthestory.Ourdebt ofgratitudeisextendedbeyondthesewordstoourmanycolleagues, students,andfriendswhosowillinglygaveoftheirtime,efforts, andmaterials,particularlyintheformofcasestudiesandproject imagestohelpustellcompellingstoriesofdesignresearchthrough concrete,realistic,visualexamples.Thecompaniesrepresentedhere areoutstanding,buttheindividualsresponsibleformakingcorporate contributionsmaterializeforusaretrueangels.Thefaculty,students, andalumnioftheSchoolofDesignandtheHumanComputer InteractionInstituteatCarnegieMellondeservespecialrecognition,for theirincrediblededicationtothequalityoftheirwork,whichtheyso enthusiasticallysharedwithusforthisproject. Remarkably,thebalanceofourdeepestthanksforcontributionsgoes nottopeopleweknewwecouldcounton,buttostrangersweimposed uponafterbeingcaptivatedbytheirworkinpapersandbooks,at conferences,andonline,meetingonlyvirtuallythroughwebsites,twitter, flickr,email,phone,andskypecalls.Thatthesepeopleweresowillingto contributetoabookmerelydescribedtothem,byauthorstheydidnot know,isatestamentnotonlytothestrengthofthedesigncommunity, buttothesharedmotivationtoseegoodresearchactivelypromoted andpublishedinourfield.Andtothosefromwelloutsidethedesign communitywhomwetappedforcontributions,wehopethatyoufeel welcomedandrecognizedbythegoodcompanyyoukeepinthisbook, andthatyourpresenceamongusincitesyourownpersonalcuriosity aboutwhatwedoindesign. OurthankstothecrewatRockport,whodespiteoursteeplearning curveinthepublishingprocess,wereultimatelypatientwithusandsaw thisprojectthroughtothebeautifulresultweenvisioned,butcouldonly realizewiththeirsupport. Andfinally,onepersonwesimplymustmentionbynameisWillLidwell, co-authorofUniversal Principles of Design,ourfavoritebookand inspirationforourown.ThankyouWill,foryourenthusiasticsupportof ouridea,andforbeingouradvocatewhenintroducingustoRockport.