Andreas Nathaniel Marbun or commonly known as Marbun or Abun, is a researcher on criminal law policy at IJRS. Marbun completed his Bachelor program from the Faculty of Law, University of Indonesia (Criminal Law Specialist) and completed his Masters program from the University of New South Wales (UNSW) with a specialization in Criminal Justice and Criminology.

As a researcher at IJRS, Marbun has also researched and written in the field of criminal justice and criminal justice policy, particularly related to anti-corruption issues. He has conducted several researches, both qualitative and quantitative studies in Indonesian criminal and criminal justice issues. Furthermore, the research and studies conducted by Marbun during his time at IJRS were not only funded internally, but also funded externally, resulting in several publications with a wider impact, including being the foundation for his involvement in significant public policy-making processes.

In connection with his involvement in the field of public policy formulation while working at IJRS, Marbun was actively involved in various Working Groups in various government institutions, especially law enforcement (such as the Attorney General’s Office and the Supreme Court). Marbun’s involvement in these various working groups aims to assist the government in making various law enforcement policy products in Indonesia.


  • Bachelor of Law, Faculty of Law, University of Indonesia
  • Master Program in Criminal Justice and Criminology, University of New South Wales (UNSW)


  • Corruption Court Evaluation Research
  • Preparation of Modules, Curriculum, and Teaching Materials for Certification of Judges for Corruption Crimes
  • Research on the Disparity of Corruption Judgments in Indonesia
  • Preparation of Supreme Court Regulation No. 1/2020 concerning Guidelines for the Criminalization of Corruption Crimes
  • Research Guidelines for Prosecution of Corruption Crimes by the Attorney General’s Office
  • Preparation of the Attorney General’s Guidelines No. 11/2021 concerning the Handling of Narcotics Crime Cases and/or Narcotics Precursor Crimes
  • Research on the Application of the Concept of Restorative Justice in the Criminal Justice System in Indonesia
  • Research on the Indexation of Death Penalty Sentences in Indonesia
  • Additional Criminal Execution Research Environmental Recovery
  • Drafting of the Supreme Court Regulation on Procedures for Settlement of Objections to the Decision on the Confiscation of the Defendant’s Property in the Corruption Crime Case
  • Member of the Judicial Reform Assistance Team for the Supreme Court of the Republic of Indonesia


Books (and Book Section/Chapters)

  • December 2019. Conservation Crimes as Transnational Organized Crimes and Their Eradication Through Effective and Efficient Financial Punishments (in the New Direction of Law Enforcement Policy for the Conservation of Biological Natural Resources and Its Ecosystems, published by the Indonesian Center for Environmental Law)
  • 28 September 2017 “Meeting and Measuring Disparity: A Study of Criminal Practices in Corruption Crimes”, Publisher: Publishing Agency, Faculty of Law, University of Indonesia, UI Press
  • 3 November 2015 “Criminalization of Influence Trading Through Bribery Provisions”. Publishers: Publishing Agency, Faculty of Law, University of Indonesia, and MaPPI-FHUI.


  • June 2019. Economic Analysis of the Law in Criminalizing Political Parties Through Corporate Accountability in Corruption Cases (Journal of Integrity, Vol. 5, No. 1, published by the Corruption Eradication Commission (KPK))
  • Indonesia’s Compliance with the Anti-Corruption Convention (Jurnal Prisma, Vol. 37, No. 3, published by the Institute for Economic and Social Research, Education and Information (LP3ES))
  • December 2017. “Corporate Criminal Liability in Indonesia Anti-Corruption Law: Does it Work Properly?”, Asian Journal of Law and Economics, Vol. 8, No. 3, December 2017 (Published by the Asian Law and Economics Association).
  • March 2017. “Private Sector Bribery; Can you be snared?”, Journal of Integrity Vol. 3, No. 1, March 2017 (Published by Corruption Eradication Commission).


  • 30 October 2018, “Whistleblower Whistleblower can Get Rp. 200 Million for Reporting Graft Under Indonesia’s New Law. Will it Be Effective?”, (Published in The Conversation)
  • 20 March 2018, “Colonial Draft Criminal Code”, (Published in Koran Tempo)
  • 4 October 2017 “KPK Can Name Setya Novanto a Suspect, again”, (Published in Jakarta Post Newspaper).
  • 27 March 2017 “Desperately Fighting Corporate Crimes”, (Published in Jakarta Post Newspaper).
  • 14 December 2016 “Private Bribery; Can it be snared?”, (Published in Koran Tempo).
  • 29 October 2016 “Thank the Media for Exposing Judiciary’s’ Flaws”, (Published by Jakarta Post Newspaper).
  • 21 September 2016 “Irman Gusman case: Criminalizing the trade in Influence”, (Published by Jakarta Post newspaper).
  • 25 June 2016 “Win-Win Solution to Criminalize Drug Users”, (Published by Koran Jakarta Post).