Positions

Research Areas research areas

Selected Publications

Academic Article

Year Title
2021 The Association of Different Cyber-Victimization Types With Current Psychological and Health Status in Southern Appalachian Communities.Violence and Victims.  36:251-271. 2021
2021 Development and Psychometrics of Instruments to Assess School Personnel's Bystander Action in Situations of Teen Relationship Abuse and Sexual Assault.Journal of Interpersonal Violence.  36:NP1586-1606NP. 2021
2021 Past Year Technology-Involved Peer Harassment Victimization and Recent Depressive Symptoms and Suicide Ideation Among a National Sample of Youth.Journal of Interpersonal Violence.  36:NP1165-1179NP. 2021
2020 Exposure to Multiple Forms of Bias Victimization on Youth and Young Adults: Relationships with Trauma Symptomatology and Social Support.Journal of Youth and Adolescence.  49:1961-1975. 2020
2020 The Youth Firearm Risk and Safety Tool (Youth-FiRST): Psychometrics and Validation of a Gun Attitudes and Violence Exposure Assessment Tool.Violence and Victims.  35:635-655. 2020
2020 Strengthening the predictive power of screening for adverse childhood experiences (ACEs) in younger and older children.Child Abuse and Neglect.  107:104522. 2020
2020 Poly-victimization, Trauma, and Resilience: Exploring Strengths That Promote Thriving After Adversity.Journal of Trauma and Dissociation.  21:376-395. 2020
2020 Youth Internet Safety Education: Aligning Programs With the Evidence Base.Trauma, Violence, and Abuse.  1524838020916257. 2020
2020 Developmental Stage of Onset, Poly-Victimization, and Persistence of Childhood Victimization: Impact on Adult Well-Being in a Rural Community-Based Study.Child Maltreatment.  25:20-31. 2020
2020 Featured counter-trafficking program: Love146.Child Abuse and Neglect.  100:104131. 2020
2019 New measures to assess the social ecology of youth: A mixed-methods study.Journal of Community Psychology.  47:1666-1681. 2019
2019 Understanding the Impact of Seeing Gun Violence and Hearing Gunshots in Public Places: Findings From the Youth Firearm Risk and Safety Study.Journal of Interpersonal Violence.  886260519853393. 2019
2019 Health Indicators of Lesbian, Gay, Bisexual, and Other Sexual Minority (LGB+) Youth Living in Rural Communities.Journal of Pediatrics.  205:236-243. 2019
2019 Youth Exposure to Suicide Attempts: Relative Impact on Personal Trauma Symptoms.American Journal of Preventive Medicine.  56:109-115. 2019
2018 Bias motivations behind peer bullying and harassment: Relationships with major depressive symptomatology in a national sample of LGBT and non-LGBT youthPsychology of Violence2018
2018 Measurement Tools to Assess Relationship Abuse and Sexual Assault Prevention Program Effectiveness Among Youth.Psychology of Violence.  8:537-545. 2018
2018 What do kids think about sexting?Computers in Human Behavior.  86:256-265. 2018
2018 Characteristics of bias-based harassment incidents reported by a national sample of U.S. adolescents.Journal of Adolescence.  65:50-60. 2018
2018 Digital poly-victimization: The increasing importance of online crime and harassment to the burden of victimization.Journal of Trauma and Dissociation.  19:382-398. 2018
2018 From Poly-Victimization to Poly-Strengths: Understanding the Web of Violence Can Transform Research on Youth Violence and Illuminate the Path to Prevention and Resilience.Journal of Interpersonal Violence.  33:719-739. 2018
2018 Poly-Victimization and Peer Harassment Involvement in a Technological World.Journal of Interpersonal Violence.  33:762-788. 2018
2018 Exposure to Medication Overdose as an Adversity in Childhood.Journal of Pediatric Nursing.  38:127-132. 2018
2017 Assessing the Impact of Harassment by Peers: Incident Characteristics and Outcomes in a National Sample of YouthJournal of School Violence.  16:1-24. 2017
2017 National rates of adolescent stalking-like behavior and intention to harmPsychology of Violence.  7:192-192. 2017
2016 Defining and measuring youth digital citizenshipNew Media and Society.  18:2063-2079. 2016
2016 A National Study of Lesbian, Gay, Bisexual (LGB), and Non-LGB Youth Sexual Behavior Online and In-Person.Archives of Sexual Behavior.  45:1357-1372. 2016
2016 Poly-victimization and resilience portfolios: Trends in violence research that can enhance the understanding and prevention of elder abuse.Journal of Elder Abuse and Neglect.  28:217-234. 2016
2016 The Role of Technology in Peer Harassment: Does It Amplify Harm for Youth?Psychology of Violence.  6:193-204. 2016
2016 Building on Youth's Strengths: A Call to Include Adolescents in Developing, Implementing, and Evaluating Violence Prevention ProgramsPsychology of Violence.  6:15-21. 2016
2016 Virtual Environments, Online Racial Discrimination, and Adjustment among a Diverse, School-Based Sample of Adolescents.International Journal of Gaming and Computer-Mediated Simulations.  6:1-16. 2016
2016 What Features Make Online Harassment Incidents Upsetting to Youth?Journal of School Violence.  15:279-301. 2016
2015 Victim Reports of Bystander Reactions to In-Person and Online Peer Harassment: A National Survey of Adolescents.Journal of Youth and Adolescence.  44:2308-2320. 2015
2015 Beyond bullying: Aggravating elements of peer victimization episodes.School Psychology Quarterly.  30:366-384. 2015
2015 Cumulative experiences with life adversity: Identifying critical levels for targeting prevention efforts.Journal of Adolescence.  43:63-71. 2015
2015 Weapon Involvement in the Victimization of Children.Pediatrics.  136:10-17. 2015
2015 Cyberbullying and bullying must be studied within a broader peer victimization framework.Journal of Adolescent Health.  56:473-474. 2015
2015 Adolescent online romantic relationship initiation: differences by sexual and gender identification.Journal of Adolescence.  40:54-64. 2015
2015 Understanding linkages between bullying and suicidal ideation in a national sample of LGB and heterosexual youth in the United States.Prevention Science.  16:451-462. 2015
2015 Latino adolescents' perceived discrimination in online and offline settings: an examination of cultural risk and protective factors.Developmental Psychology.  51:87-100. 2015
2015 Online social support as a buffer against online and offline peer and sexual victimization among U.S. LGBT and non-LGBT youth.Child Abuse and Neglect.  39:123-136. 2015
2014 "Sexting" and its relation to sexual activity and sexual risk behavior in a national survey of adolescents.Journal of Adolescent Health.  55:757-764. 2014
2014 Exposure to websites that encourage self-harm and suicide: prevalence rates and association with actual thoughts of self-harm and thoughts of suicide in the United States.Journal of Adolescence.  37:1335-1344. 2014
2014 Patterns of Internet Use and Risk of Online Victimization for Youth With and Without DisabilitiesJournal of Special Education.  48:204-213. 2014
2014 Sexual media exposure, sexual behavior, and sexual violence victimization in adolescence.Clinical Pediatrics.  53:1239-1247. 2014
2014 Differentiating youth who are bullied from other victims of peer-aggression: the importance of differential power and repetition.Journal of Adolescent Health.  55:293-300. 2014
2014 Black Youth Beyond the Digital DivideThe Journal of Black Psychology.  40:291-307. 2014
2014 Technology-based interpersonal victimization: predictors of patterns of victimization over time.Journal of Interpersonal Violence.  29:1297-1317. 2014
2014 Accessing sexual health information online: use, motivations and consequences for youth with different sexual orientations.Health Education Research.  29:147-157. 2014
2014 Sexual harassment among adolescents of different sexual orientations and gender identities.Child Abuse and Neglect.  38:280-295. 2014
2013 Prevalence rates of male and female sexual violence perpetrators in a national sample of adolescents.Archives of Pediatrics and Adolescent Medicine.  167:1125-1134. 2013
2013 Testing the Index of Problematic Online Experiences (I-POE) with a national sample of adolescents.Journal of Adolescence.  36:1153-1163. 2013
2013 Understanding the decline in unwanted online sexual solicitations for U.S. youth 2000-2010: findings from three Youth Internet Safety Surveys.Child Abuse and Neglect.  37:1225-1236. 2013
2013 To tell or not to tell? Youth’s responses to unwanted Internet experiencesCyberpsychology.  7. 2013
2013 Online Harassment in Context: Trends From Three Youth Internet Safety Surveys (2000, 2005, 2010)Psychology of Violence.  3:53-69. 2013
2012 The Internet As a Safety Net: Findings From a Series of Online Focus Groups With LGB and Non-LGB Young People in the United StatesJournal of Gay and Lesbian Issues in Education Journal of LGBT Youth.  9:225-246. 2012
2012 Investigators using the Internet to apprehend sex offenders: findings from the Second National Juvenile Online Victimization StudyPolice Practice and Research.  13:267-281. 2012
2012 Trends in youth internet victimization: findings from three youth internet safety surveys 2000-2010.Journal of Adolescent Health.  50:179-186. 2012
2012 Exploring the role of the internet in juvenile prostitution cases coming to the attention of law enforcement.Journal of Child Sexual Abuse.  21:327-342. 2012
2012 How often are teens arrested for sexting? Data from a national sample of police cases.Pediatrics.  129:4-12. 2012
2012 Prevalence and characteristics of youth sexting: a national study.Pediatrics.  129:13-20. 2012
2011 National trends in exposure to and experiences of violence on the Internet among children.Pediatrics.  128:e1376-e1386. 2011
2011 Cell phone usage among adolescents in Uganda: acceptability for relaying health information.Health Education Research.  26:770-781. 2011
2011 Arrests for child pornography production: data at two time points from a national sample of U.S. law enforcement agencies.Child Maltreatment.  16:184-195. 2011
2011 Child pornography possessors: trends in offender and case characteristics.Sexual Abuse: Journal of Research and Treatment Annals of Sex Research.  23:22-42. 2011
2011 Internet-facilitated commercial sexual exploitation of children: findings from a nationally representative sample of law enforcement agencies in the United States.Sexual Abuse: Journal of Research and Treatment Annals of Sex Research.  23:43-71. 2011
2011 Youth Internet victimization in a broader victimization context.Journal of Adolescent Health.  48:128-134. 2011
2011 X-rated material and perpetration of sexually aggressive behavior among children and adolescents: is there a link?Aggressive Behavior.  37:1-18. 2011
2010 Use of social networking sites in online sex crimes against minors: an examination of national incidence and means of utilization.Journal of Adolescent Health.  47:183-190. 2010
2010 Conceptualizing juvenile prostitution as child maltreatment: findings from the National Juvenile Prostitution Study.Child Maltreatment.  15:18-36. 2010
2010 Growth and change in undercover online child exploitation investigations, 2000-2006Policing and Society.  20:416-431. 2010
2009 Index of problematic online experiences: item characteristics and correlation with negative symptomatology.Cyberpsychology and Behavior Cyberpsychology, Behavior, and Social Networking.  12:707-711. 2009
2009 How protective are filtering and blocking programs against unwanted exposure to pornography and sexual solicitation on the internet?Child Abuse and Neglect.  33:857-869. 2009
2009 Social networking sites: finding a balance between their risks and benefits.Archives of Pediatrics and Adolescent Medicine.  163:87-89. 2009
2008 How do high-risk youth use the Internet? Characteristics and implications for prevention.Child Maltreatment.  13:227-234. 2008
2008 Is talking online to unknown people always risky? Distinguishing online interaction styles in a national sample of youth Internet users.Cyberpsychology and Behavior Cyberpsychology, Behavior, and Social Networking.  11:340-343. 2008
2008 Are blogs putting youth at risk for online sexual solicitation or harassment?Child Abuse and Neglect.  32:277-294. 2008
2008 How risky are social networking sites? A comparison of places online where youth sexual solicitation and harassment occurs.Pediatrics.  121:e350-e357. 2008
2008 Online "predators" and their victims: myths, realities, and implications for prevention and treatment.American Psychologist.  63:111-128. 2008
2008 Internet sex crimes against minorsFamily & Intimate Partner Violence Quarterly.  1:25-44. 2008
2007 Linking Youth Internet and Conventional ProblemsJournal of Aggression, Maltreatment and Trauma.  15:39-58. 2007
2007 Does online harassment constitute bullying? An exploration of online harassment by known peers and online-only contacts.Journal of Adolescent Health.  41:S51-S58. 2007
2007 The co-occurrence of Internet harassment and unwanted sexual solicitation victimization and perpetration: associations with psychosocial indicators.Journal of Adolescent Health.  41:S31-S41. 2007
2007 Online behavior of youth who engage in self-harm provides clues for preventive intervention.Preventive Medicine.  45:392-396. 2007
2007 The relative importance of online victimization in understanding depression, delinquency, and substance use.Child Maltreatment.  12:314-324. 2007
2007 Problematic internet experiences: primary or secondary presenting problems in persons seeking mental health care?Social Science and Medicine.  65:1136-1141. 2007
2007 Current research knowledge about adolescent victimization via the Internet.Adolescent Medicine: State of the Art Reviews.  18:325-xi. 2007
2007 Online requests for sexual pictures from youth: risk factors and incident characteristics.Journal of Adolescent Health.  41:196-203. 2007
2007 Prevalence and frequency of Internet harassment instigation: implications for adolescent health.Journal of Adolescent Health.  41:189-195. 2007
2007 Defining Child Pornography: Law Enforcement Dilemmas in Investigations of Internet Child Pornography Possession1Police Practice and Research.  8:269-282. 2007
2007 Youth Sexual Exploitation on the Internet: DSM-IV Diagnoses and Gender Differences in Co-occurring Mental Health IssuesChild and Adolescent Social Work Journal.  24:235-260. 2007
2007 Classification of adults with problematic internet experiences: linking internet and conventional problems from a clinical perspective.Cyberpsychology and Behavior Cyberpsychology, Behavior, and Social Networking.  10:381-392. 2007
2007 Online mental health treatment: concerns and considerations.Cyberpsychology and Behavior Cyberpsychology, Behavior, and Social Networking.  10:453-459. 2007
2007 Youth Internet users at risk for the most serious online sexual solicitations.American Journal of Preventive Medicine.  32:532-537. 2007
2007 Internet prevention messages: targeting the right online behaviors.Archives of Pediatrics and Adolescent Medicine.  161:138-145. 2007
2007 Trends in youth reports of sexual solicitations, harassment and unwanted exposure to pornography on the Internet.Journal of Adolescent Health.  40:116-126. 2007
2007 Unwanted and wanted exposure to online pornography in a national sample of youth Internet users.Pediatrics.  119:247-257. 2007
2007 Through the bullet-proof glass: conducting research in prison settings.Journal of Trauma and Dissociation.  8:123-139. 2007
2006 Mental Health Professionals' Exposure to Clients with Problematic Internet ExperiencesJournal of Technology in Human Services.  24:35-52. 2006
2006 Examining characteristics and associated distress related to Internet harassment: findings from the Second Youth Internet Safety Survey.Pediatrics.  118:e1169-e1177. 2006
2006 Erratum: Depressive symptomatology, youth Internet use, and online interactions: A national surveyJournal of Adolescent Health.  38:92-92. 2006
2005 Exposure to internet pornography among children and adolescents: a national survey.Cyberpsychology and Behavior Cyberpsychology, Behavior, and Social Networking.  8:473-486. 2005
2005 Inventory of problematic Internet experiences encountered in clinical practiceProfessional Psychology: Research and Practice.  36:498-509. 2005
2005 Police posing as juveniles online to catch sex offenders: is it working?Sexual Abuse: Journal of Research and Treatment Annals of Sex Research.  17:241-267. 2005
2005 Protecting youth online: family use of filtering and blocking software.Child Abuse and Neglect.  29:753-765. 2005
2005 The internet and family and acquaintance sexual abuse.Child Maltreatment.  10:49-60. 2005
2005 Depressive symptomatology, youth Internet use, and online interactions: A national survey.Journal of Adolescent Health.  36:9-18. 2005
2004 Internet-initiated sex crimes against minors: implications for prevention based on findings from a national study.Journal of Adolescent Health.  35:424.e11-424.e20. 2004
2004 Online aggressor/targets, aggressors, and targets: a comparison of associated youth characteristics.Journal of Child Psychology and Psychiatry and Allied Disciplines.  45:1308-1316. 2004
2004 Youth engaging in online harassment: associations with caregiver-child relationships, Internet use, and personal characteristics.Journal of Adolescence.  27:319-336. 2004
2003 The exposure of youth to unwanted sexual material on the Internet - A national survey of risk, impact, and preventionYouth and Society.  34:330-358. 2003
2003 Escaping or connecting? Characteristics of youth who form close online relationships.Journal of Adolescence.  26:105-119. 2003
2002 Close online relationships in a national sample of adolescents.Adolescence.  37:441-455. 2002
2001 Risk of crime victimization among youth exposed to domestic violenceJournal of Interpersonal Violence.  16:944-964. 2001
2001 Risk factors for and impact of online sexual solicitation of youth.JAMA - Journal of the American Medical Association.  285:3011-3014. 2001
1999 Psycho-Existential Distress and Problem Behaviors: Gender, Subsample, and Longitudinal TestsJournal of Applied Biobehavioral Research.  4:111-138. 1999
1998 Women HIV sexual risk takers: Related behaviors, interpersonal issues, and attitudesWomen's Health: The Research on Gender, Behavior and Policy.  4:407-439. 1998
Understanding violence in context: The importance of culture for implementing systemic changePsychology of Violence.  6:22-22.

Principal Investigator On

  • National Survey of Internet & Technology Facilitated Child Exploitation  awarded by US DOJ, Department of Justice 2020 - 2024
  • Trends and New Directions in the Law Enforcement Response to the Sex Trafficking of Minors  awarded by US DOJ, Department of Justice 2021 - 2023
  • A Study of Trauma and Resiliency Among Forensic Examiners Investigating Child Pornography  awarded by US DOJ, Department of Justice 2020 - 2022
  • Course and Prediction of Sexual Perpetration in Adolescence Through Young Adulthood  awarded by Center for Innovative Public Health Research 2015 - 2022
  • Preventing Sexual Violence Through a Comprehensive, Peer-Led Initiative: A Process and Outcome Evaluation  awarded by University of Nebraska 2019 - 2021
  • Poly-Victimization & Resilience Portfolios: Advancing the Science of Resilience Following Children's Exposure to Violence  awarded by National Children's Advocacy Center 2016 - 2018
  • Development of a National Youth Firearm Risk and Safety Assessment Tool  awarded by US DHHS, National Institutes of Health 2016 - 2018
  • The Digital Online Privacy & Security (Digital OPS) Survey Among Low Socioeconomic Status Adults and Adolescents in Rural Appalachia  awarded by Appalachian Center for Resilience Research 2015 - 2017
  • Cyberbullying Among Adolescents and Young Adults in the US: Four New Studies from the National Technology Harassment Victimization Survey  awarded by Digital Trust Foundation 2015 - 2017
  • Technology-Based Harassment Victimization  awarded by US DOJ, Department of Justice 2013 - 2015
  • Teen Life Online and in schools Project  awarded by University of Southern California 2012 - 2014
  • National Study of Internet and Technology Faciliated Risks to Youth  awarded by US DOJ, Department of Justice 2009 - 2012
  • Identifying Positive Aspects of Youth Internet Use: The Next Step in Prevention  awarded by Center for Innovative Public Health Research 2009 - 2012
  • Racial Discrimination in Online Contexts: The Impact on Adolescent Adjustment Over Time  awarded by University of Illinois 2010 - 2011
  • A National Study of Internet-Facilitated Commercial Sexual Exploitation of Children in the Criminal Justice System  awarded by US DOJ, Department of Justice 2007 - 2009
  • Teaching Activities

  • Research Internship Taught course 2020
  • Research Internship Taught course 2017
  • Education And Training

  • B.A. Psychology, Rhode Island College
  • M.A. Psychology, Rhode Island College
  • Ph.D. Experimental Psychology, University of Rhode Island
  • Full Name

  • Kimberly Mitchell Lema
  • Mailing Address

  • University of New Hampshire

    Crimes against Children Research Center

    10 West Edge Drive, Suite 106

    Durham, NH  03824

    United States