interactivestudentedition(tl)KeithMacgregor/Taxi/GettyImages,(tc)AndreaPistolesi/TheImageBank/GettyImages,(c)YannArthus-Bertrand/CORBIS,(r)DavidTurnley/CORBIS,(bl)ChrisCheadle/TheImageBank/GettyImagesTheNationalGeographicSociety,foundedin1888fortheincreaseanddiffusionofgeographicknowl-edge,istheworld’slargestnonprofitscientificandeducationalorganization.Sinceitsearliestdays,theSocietyhasusedsophisticatedcommunicationtechnologies,fromcolorphotographytoholography,toconveygeographicknowledgetoaworldwidemembership.TheSchoolPublishingDivisionsup-portstheSociety’smissionbydevelopinginnovativeeducationprograms—rangingfromtraditionalprintmaterialstomultimediaprogramsincludingCD-ROMs,videos,andsoftware.SeniorAuthorRichardG.BoehmRichardG.Boehm,Ph.D.,wasoneofsevenauthorsofGeographyforLife,nationalstandardsingeography,preparedunderGoals2000:EducateAmericaAct.HewasalsooneoftheauthorsoftheGuidelinesforGeo-graphicEducation,inwhichtheFiveThemesofGeog-raphywerefirstarticulated.Dr.Boehmhasreceivedmanyhonors,including“DistinguishedGeographyEducator”bytheNationalGeographicSociety(1990),the“GeorgeJ.MillerAward”fromtheNationalCouncilforGeographicEducation(NCGE)fordistin-guishedservicetogeographiceducation(1991),and“GilbertGrosvenorHonors”ingeographiceduca-tionfromtheAssociationofAmericanGeographers(2002).HewasPresidentoftheNCGEandhastwicewontheJournalofGeographyawardforbestarticle.HehasreceivedtheNCGE’s“DistinguishedTeachingAchievement”awardandpresentlyholdstheJesseH.JonesDistinguishedChairinGeographicEduca-tionatTexasStateUniversityinSanMarcos,Texas.FrancisP.HunkinsFrancisP.Hunkins,Ph.D.,isProfessorofEducationattheUniversityofWashington.HebeganhiscareerasateacherinMassachusetts.Hereceivedhismaster’sdegreeineducationfromBostonUniversityandhisdoctoratefromKentStateUniversitywithamajoringeneralcurriculumandaminoringeography.Dr.Hunkinshaswrittennumerousbooksandarticles.DavidG.ArmstrongDavidG.Armstrong,Ph.D.,servedasDeanoftheSchoolofEducationattheUniversityofNorthCaro-linaatG...