InPartIIweestimateseveralmodelsthataccountforvariationindeviant behaviormeasuredintheninthgradeintermsofconstructsmeasuredinthesev­ enthandeighthgrades. InChapter3weestimate,forallsubjectswhoprovideddata duringtheseventh,eighth,andninthgradetestings,aseriesoffourincreasingly elaboratedmodelsinwhichanewvariableisaddedtotheimmediatelypreceding modelasplayingcommonantecedentand/orinterveningexplanatoryroles. The vii viii Preface mostinclusivemodelhasbeenpublishedpreviouslyinitspresentform(Kaplan & Johnson,1991);thethreelessinclusivemodelshaveappearedinsomewhatdiffer­ entform(Johnson &Kaplan,1987;Kaplan,Johnson, &Bailey,1986,1987;Kaplan, Martin, &Johnson,1986). Thepresentversionsdifferfromtheearlierversionsin termsofexogenousvariables,measurementvariables,samplesize,andinclusionof correlateddisturbancesinthemodels. Therepetitionofthemostinclusivemodel andthereestimationoftheotherthreemodelspermitustodescribeandeasilycom­ municatetheeffectsofeachsuccessivetheoreticalelaborationandtodiscussthe resultsingreaterdetailthanpublicationintheperiodicalliteraturegenerallyper­ mits. Thereproductionofthemostinclusivemodelalsoprovidesabaseagainst whichwecancomparethemodelsestimatedinthenexttwochapters. InChapters 4and5,respectively,weestimatethismodelforsubgroupsinordertotestassump­ tionsabouttheequivalenceofmeasurementmodelsandstructuralinvariance betweenthedifferentsocialgroupings. InChapter4weestimatethemodelfor malesandfemales. InChapter5weestimatethemostinclusiveexplanatorymodel forsubgroupsdifferentiatedaccordingtorace/ethnicity. InPartIIIwereportanalysesthataddressthevalidityofthemodelasan explanationofdeviantbehaviorthatismeasuredandexpressedinyoungadult­ hood. InChapter6theelaboratedmodelasanexplanationofdeviantbehaviorin youngadulthoodisestimatedforthemostinclusivegroupingavailable,white malesandfemalesconsideredtogether. Whenwewereattemptingtoconductsub­ groupanalysisforgroupsdifferentiatedaccordingtorace/ethnicity,itbecame apparentthat-unlikethesit