2001g-257 2005k-751 2010c-103 2013b-854 2013e-394 2018 academicachievement administration adolescent adolescentpsychology affectiveeducation aggression aggressiveness aggressivenessinchildren agression alternativeschools australia behaviormodification bombers(terrorists) bombthreats boys bullies bulliesinfiction bullying bullyinginschools bullyingintheworkplace bus041000tec017000 business campuspolice casestudies child children'sfiction children'srights childsexualabuse christianity classroommanagement colombia conductoflife conflictmanagement control crimeprevention crimesagainst criminology cross-culturalcomparison cross-culturalstudies disciplineofchildren discriminationineducation drama drugabuse drugs dysfunctionalfamilies edu034010soc051000 education educationaladministration educationalcounseling educationallawandlegislation educationalleadership educationalpolicy educationandstate emotionalproblems emotionalproblemsinfiction emotionalproblemsofteenagers emotions engineering etc family familylife familyproblems familyproblemsinfiction fiction gangs general gewalttätigkeit governmentpolicy guncontrol handbooks harassment healthandhygiene highschools highschoolstudents homicide hotlines(counseling) humanrights indiana industrialhealth infant interpersonalrelationsinadolescence interpersonalrelationsinchildren ireland juveniledelinquency juvenilefiction juvenileliterature kenya largetypebooks lawandlegislation management manuals marjorystonemandouglashighschoolmassacre massbehavior massmediaandcriminaljustice massmurder massshootings mentaldisorders mentalhealthservices methodology methods miscellaneous miscellaneouschristianbiography moraleducation newyorktimesreviewed ohio organizations parkland parklandshooting policeservicesforjuveniles politicalactivists politicalactivity politicalviolence prevention privateinvestigators problemchildren problemfamilies prävention prévention psy012000 psychologicalabuse psychologicalaspects psychologicalchildabuse psychology psychotherapy readinessforschool readinglevel-grade10 readinglevel-grade11 readinglevel-grade12 readinglevel-grade6 readinglevel-grade7 readinglevel-grade8 readinglevel-grade9 reform relationshumaineschezl'adolescent relationshumaineschezl'enfant research risk-taking(psychology)inadolescence safety safetymeasures schoolaccidents schoolchildren schoolcrisismanagement schooldiscipline schoolenvironment schoolhealthservices schoolimprovementprograms schoolpolice schoolprincipals schoolpsychology schools schoolsafety schoolshootings schoolsinfiction schoolvandalism schoolviolenceinfiction schule securitymeasures self-injuriousbehavior servicesfor sexualharassmentineducation socialaspects socialcontrol socialization socialscience spenser(fictionalcharacter) spenser(fictitiouscharacter) students studyandteaching suicidalbehavior suicide suspensefiction technology teenageboys teenagegirls teenagers therapeuticuse therapy training trainingof unitedstates violence violenceagainst violencedanslesécoles violenceinadolescence violenceinchildren violenceinsociety violenceintheworkplace wa420a2662004 wm165 ws463l284w2009 ws463s3722001 youth youthandviolence youthparticipation