Naar de inhoud
NSCR, Nederlands Studiecentrum Criminaliteit en Rechtshandhaving

Prof. Arjan Blokland

Research areas

  • Life-course
  • Outlaw motorcycle gangs
  • Sex offenders

Involved in theme(s)

Ancillary positions

  • Full professor Criminology & Criminal Justice, Leiden Law School, Leiden University
  • Obel visiting professor Aalborg University, Denmark, (2020-2022)

Publications

2026

I van de Werve; S J Koopman; F Weerman; A Blokland

Exploring the crime drop in European Union homicide rates using econometric modeling

Journal Article

A Blokland; J Kramer; I de Vries

Understanding the formation of co-offending ties in money laundering networks in the Netherlands

Journal Article

I de Vries; A Blokland; M Sentse

Everyday Network Exposure to Crime and Victimization and its Association with Commercial Sexual Exploitation

Journal Article

J Erber; D Marjolijn; B Brenda; Jan van der Laan; Paul Nieuwbeerta; Blokland Arjan

Predicting Youth’s Involvement in Organized Crime-Related Activities From Their Network Exposure to These Activities

Journal Article

S van Deuren; Blokland A J Arjan; T van Ruitenburg; W Van der Leest; R Roks

Civil Bans on Outlaw Motorcycle Gangs and Their Effect on Members’ Criminal Careers in Netherlands

Journal Article

M de Boer; R Reichel; A Daser; F Gnielka; W Heeren; R Lehmann; A F Schmidt; K Staciwa; A A Blokland

Linguistic Indications of More Severe Behavior on Child Sexual Abuse Material Forums

Journal Article

R Reichel; M de Boer; F M Gnielka; A Daser; A A Blokland; A F Schmidt; K Staciwa; R J B Lehmann

Analyzing User Descriptions of Child Sexual Abuse Material Posted on Darknet Forums: A Manual and Automated Content Analysis

Journal Article

A Koning; E Quayle; A A Blokland

Confronting Child Sexual Exploitation and Abuse: Contributions from the 2nd Annual Child Sexual Abuse Reduction Research Network Workshop

Journal Article

J Loggen; A Moneva; A A Blokland; G de Roode; E R Leukfeldt

Online criminal markets on telegram: Exploring the illicit products and services advertised in public group chats

Journal Article

2025

R J B Lehmann; A Blokland; A F Schmidt; F M Gnielka; S Huikuri; C Gannon; R Reichel

Polling Pedophilic Preferences: Analyzing Responses to User-Generated Member Polls on a Darknet Child Sexual Abuse Forum

Journal Article

E Veltman; C Garofalo; J M Hill; A Blokland; M Sellbom

Do early environmental factors influence the relationship between psychopathy and crime: Longitudinal findings from the transitions in Amsterdam study

Journal Article

A Coomans; S van de Weijer; A Blokland; V Eichelsheim

Mechanisms Underlying Domestic Violence During COVID-19: Social Isolation as a Potential Catalyst

Journal Article

A Koning; A Blokland; F Cooper; C van den Berg

Risicotaxatie bij plegers van transnationaal seksueel kindermisbruik

Miscellaneous

A Bron; M Kluin; A Blokland; W Huisman

De wortel of de stok – effecten van verschillende typen sancties op regelnaleving door bedrijven

Miscellaneous

I Adamse; A A Blokland; V Eichelsheim

The geographical aspect of offending across crime types: A study on the journey to crime and co-offender dispersion

Journal Article

T van Ruitenburg; S van Deuren; A A Blokland; R Roks; C Ter Weijden; A de Groot; E Kleemans

Effecten van het civiel verbod op ‘outlaw motorcycle gangs’

Miscellaneous

S van de Weijer; V Eichelsheim; A A Blokland; J Hendriks

Typen plegers van seksueel geweld. Dé zedendelinquent bestaat niet

Journal Article

M Kluin; A A Blokland; W Huisman

Are Rule Violating Corporations Specialist or Generalist Perpetrators? A Quantitative Exploration Based on Regulatory Inspection Data

Journal Article

A de Koning; A A Blokland; F Cooper; C van den Berg

Risicotaxatie bij plegers van transnationaal seksueel kindermisbruik

Miscellaneous

2024

A Blokland; A Daser; M de Boer; C Gannon; F Gnielka; S Huikuri; R Reichel; T Shäfer; A F Schmidt; K Staciwa; R Lehmann

Why do users continue to contribute to darknet Child Sexual Abuse Material forums? Examining social exchange, social capital, and social learning explanations using digital forensic artifacts.

Journal Article

I Adamse; V Eichelsheim; A Blokland; L Schoonmade

The risk and protective factors for entering organized crime groups and their association with different entering mechanisms: A systematic review using ASReview

Journal Article

R Reichel; A Daser; F M Gnielka; A F Schmidt; A Blokland; R J B Lehmann

A review of risk factors for online and mixed child sexual abuse material offending: what is being researched?

Journal Article

F M Gnielka; R Reichel; A Blokland; A Daser; M de Boer; C Gannon; A F Schmidt; T Schäfer; S Huikuri; K Staciwa; R J B Lehmann

Missing the mark? Identifying child sexual abuse material forum structure and key-players based on public replies and private messaging networks

Journal Article

S van Deuren; T Diviak; A Blokland

Co-offending among outlaw motorcycle gang members: The role of social and geographical proximity

Journal Article

H D Boekhout; A A J Blokland; F W Takes

Early warning signals for predicting cryptomarket vendor success using dark net forum networks

Journal Article

S Verweij; K Beijersbergen; G Weijters; H T Wermink; A A J Blokland

Supervision Following Release From Prison and Reoffending During and After the Supervision Period

Journal Article

I Adamse; A A Blokland; V Eichelsheim

Understanding Co-Offending Patterns and Criminal Mentorship Using Police Registry Data

Journal Article

A A Blokland; K van Lampe; S van Deuren

Outlaw Bikers as Organized Crime

Book

S van Deuren; E Kleemans; A A Blokland

A Conceptual Framework of (Illegal) Governance Behavior: A Case Study of Dutch Outlaw Motorcycle Gangs

Book Chapter

E Boertien; Q Nguyen; S van Deuren; V Eichelsheim; A A Blokland

Interventies Gericht op het Voorkomen en Verminderen van de Betrokkenheid van Jongeren bij Georganiseerde Criminaliteit

Journal Article

2023

J Kramer; A Blokland; E Kleemans; M Soudijn

Money laundering as a service: Investigating business-like behavior in money laundering networks in the Netherlands

Journal Article

A Coomans; D Kühling-Romero; S van Deuren; S van de Weijer; A Blokland; V Eichelsheim; M Van Dijk

Stay home, stay safe? Huiselijk geweld tijdens de Covid-19 crisis

Book Chapter

H Wermink; J Been; P Schuyt; P van Wijck; A Blokland

De prijs van vergelding. Een raamwerk voor de bepaling van de betalingsbereidheid voor korte gevangenisstraffen

Journal Article

L Robert; P Spaan; A Blokland; E Maes; L Pauwels; M Blom; B Wartna

Criminal Careers of Individuals Convicted for a Sexual Offence: an International Comparison

Journal Article

T Fischer; A Blokland; V Eichelsheim

COVID-19 en criminaliteit

Journal Article

A Schlette; A Coomans; S van Deuren; S van de Weijer; A Blokland; V Eichelsheim

Stay home, stay safe? Pandemiespecifieke gevolgen voor adviesvragen bij Veilig Thuis

Journal Article

V Eichelsheim; A Coomans; A Schlette; S van Deuren; C van Baak; A Blokland; S van de Weijer; D Kühling

Stay Home, Stay Safe? Short- and Long-term Consequences of COVID-19 Restrictions on Domestic Violence in the Netherlands

Book Chapter

I Adamse; Q Nguyen; E Boertien; S van Deuren; V Eichelsheim; A Blokland

EPIC Resultaten systematische literatuurreviews

Miscellaneous

A Blokland; P Schuyt; H Wermink

Wat is vergelding ons waard?

Journal Article

C Gannon; A Blokland; S Huikuri; K Babchishin; R Lehmann

Child sexual abuse material on the darknet

Journal Article

S van Deuren; A Blokland

Criminaliteit op wielen: criminele carrieres van leden van outlawbikerclubs

Book Chapter

A Schlette; JW van Prooijen; A Blokland; F Thijs

Information, identity, and action: The messages of the Dutch anti-vaccination community on Telegram

Journal Article

M T C Stam; H Wermink; A Blokland; J Been

The effects of imprisonment length on recidivism: a judge stringency instrumental variable approach

Journal Article

2022

L de Kruijff; A Blokland

Desistance Narratives in Men Who Have Committed Sexual Offences

Book Chapter

I van de Werve; A Blokland; F Weerman

Crime, Families and the Economy: Micro-conditions as Moderator of Macro-effects

Journal Article

M van der Bruggen; A Blokland

Onderzoeksnotitie: Profielen van leden van Darkweb-kinderpornofora

Journal Article

T van Ruitenburg; A Blokland

The Dutch approach to outlaw motorcycle gangs

Journal Article

A Schlette; JW van Prooijen; F Thijs; A Blokland

The online structure and development of posting behaviour in Dutch anti-vaccination groups on Telegram

Journal Article

H Wermink; A Blokland; N Tollenaar; P Schuyt; J Been; R Apel

Een oude vraag opnieuw onderzocht: effecten van korte gevangenisstraffen ten opzichte van niet-vrijheidsbenemende straffen op recidive op basis van een instrumentele variabele benadering

Journal Article

A Coomans; D Kühling-Romero; S van Deuren; S van de Weijer; A Blokland; V Eichelsheim; M Van Dijk

Stay Home, Stay Safe? The Impact of the COVID-19 Restrictions on the Prevalence, Nature, and Type of Reporter of Domestic Violence in the Netherlands

Journal Article

Recent contributions by Arjan Blokland