We are a non-profit organization made up mainly of lawyers who fight impunity. Through strategic litigation we want to achieve recognition that you, us and all of Mexico are victims of corruption. In addition, at Tojil we collaborate with our institutions in the development of public policies, so that we all have access to justice.
Join us in being part of the solution to our main problem.

Our team


Co-founder and co-director of TOJIL

Adriana Greaves is co-founder of TOJIL and co-director since 2018, as well sub-coordinator of the Anti-Corruption Commission of the Mexican Lawyer Bar Association. She is a lawyer from the ITAM and has an LL.M. by Cardozo School of Law. She has collaborated in the implementation of the Adversarial Criminal Procedure System from within Mexican federal institutions such as the Attorney General Office and the Federal Security Ministry. Adriana is also a professor in gender studies, part of the citizen committee of the Transparency Institute of Mexico City, and columnist at various newspapers and magazines. She was considered in 2019 as one of the 30 promises of Mexico. Adriana is an active member of the UNCAC Coalition, consultant for the Institution for Poverty Action, for the International Narcotics and Law Enforcement and for USAID, and finally she is also a member of the National Network against Gender Violence in Mexico.

Co-founder and co-director of TOJIL

Estefania Medina is co-founder and co-director of TOJIL. She holds a Law degree from the Iberoamericana University, Diploma in Mexican Criminal Justice Procedure Program from Escuela Libre de Derecho, and an MSc in Criminology and Criminal Justice from the University of Oxford.

Throughout her career, she has served as a public servant in several positions at the Attorney General’s Office, where she was Director of Legislative Analysis, Deputy Director for the Implementation of the Criminal System, and Federal Prosecutor’s Head of the Immediate Attention Unit of Internal Affairs.

She has also acted as an advisor to the Chamber of Deputies and the Executive Secretary Of The National Security System Of Mexico. She has worked as a consultant for the Embassy of the United States of America in Mexico and for the Embassy of the United Kingdom in Mexico.

She is the author of the book Organized Crime in the Accusatory Criminal System. She is a member of the international organization UNCAC Coalition and a former Editorial Advisor for Reforma newspaper.


Legal Director of TOJIL

Yolanda Cuevas is legal director of TOJIL. She graduated in law from the Autonomous University «Benito Juárez de Oaxaca». She is a teacher in Criminal Sciences from the Benito Juárez Autonomous University of Oaxaca and Social Sciences (2010-2012). Master in Federal Justice Procurement from the National Institute of Criminal Sciences (2017-2018).
She served as Deputy Director General of the Office of the Special Prosecutor for the Investigation of Federal Crimes of the Office of the Attorney General of the Republic of Mexico City (2018-2019). He served as Executive Prosecutor, Head of the Unit for the Implementation of the Accusatory Criminal Procedure System, of the Attorney General’s Office attached to the General Directorate of Operational Deployment, participated in the Preparation of various initial, intermediate hearings and Oral Trials of the federation in the City of Puebla, Querétaro, Durango, Aguascalientes, Sinaloa, Zacatecas, Tamaulipas, among others (2018-2016).

Technology leader

Gerardo Magdaleno es líder de tecnologías en TOJIL, responsable de la correcta implementación y gestión de sistemas informáticos y analíticos. Es egresado del Tecnológico de Monterrey como Ing. en Sistemas Computacionales, Arquitecto de Soluciones en la nube por parte de Google Cloud, fue profesor en PrepaTec Campus Estado de México y ha colaborado con CINU México.

Communication and dissemination

Communicologist from UNAM and Master in Digital Humanities from the University of the Cloister of Sor Juana. She is a specialist in the creation and edition of digital content for civil organizations, investigative journalism and universities; she does sound design, production and institutional locution. I have worked in the Coordination of Cultural Diffusion of the UNAM, in Mexicans Against Corruption and Impunity where I was part of the winning team of the National Journalism Award for the visual work of «La Estafa Maestra», in collaboration with Animal Político; Titular host at the Mexican Institute of Radio, as well as in sound production for podcast platforms, and in media such as Gatopardo Magazine and civil organizations, including Data Cívica.


Communication coordinator

Regina De La Mora is an analyst in the Special Projects area at TOJIL and a law student at the Universidad Iberoamericana in Mexico City. She has experience in civil, commercial, administrative, family, criminal, constitutional law and amparo litigation. Intern in the firms called DKTM Abogados S.C. from 2019 to 2020. Mijangos y González Abogados S.C. from 2020 to 2021.


Strategic Litigation Coordinator

Isaac F. Martínez is TOJIL’s Strategic Litigation Coordinator. He graduated in Law with honors from the Center for Economic Research and Teaching (CIDE) and is currently pursuing a master’s degree in Criminology, Law and Society at the University of California, Irvine (UCI).
In the professional field, Isaac has served as a public servant in the Supreme Court of Justice of the Nation, where he collaborated with important sentences in criminal and constitutional matters. In the academic field, he has participated as a research assistant in various criminal justice projects at CIDE and has served as an analyst of Supreme Court rulings in multiple seminars and legal blogs. He is currently a member of the Advisory Council of the Mexican Antipunitivist Observatory (OMA).


Transparency leader

José Antonio Zavala Sánchez is Coordinator of the Enhancing Transparency & Accountability of Prosecutors’ Offices Project at TOJIL, he studied Political Science and International Relations at the Center for Economic Research and Teaching (CIDE). Since 2016 he is a member of CIDE +, a collective in favor of sexual and gender diversity of CIDE.
He began his professional career in the private sector consulting for the development of public policies. Subsequently, he worked in the social sector as director of Participando por México A.C. He also has experience in the Federal Government as an advisor to the Undersecretary of Government, the Ministry of the Interior and the General Directorate of the Mexican Institute of Social Security.



Degree in Finance from the Universidad Iberoamericana and MBA from Barcelona Business School. She with almost 10 years of experience in business administration.

Adán Vega Pineda

Communication and dissemination

Tojil Senior Designer. Graduated in Graphic Communication Design from the UAM Xochimilco, with more than 10 years of experience in print, digital, advertising and communication media.


Teo’s Remote Lawyer

Remote lawyer for Teo Quintana Roo. Law graduate with honors from the Autonomous University of the State of Quintana Roo.
He has worked as a legal assistant in the Maya-Spanish Bilingual Legal Office and Expert Services, corporate lawyer at the Integral Training and Consulting Institute of Mexico S.C.P., served as Secretary of Minimum Acts in the Judicial Management Administration of the Courts of the Criminal System Accusatory of First Instance Chetumal, Quintana Roo.
He has given presentations and lectures on criminal law and public speaking for high school and university students. Extracurricularly, he has six state oratory championships and a Latin American runner-up.


Teo’s Remote Lawyer

Lawyer in monitoring the affairs of the State of Mexico. She has a degree in Law and a master’s degree in evidentiary reasoning and criminal procedure.
She has worked in the Attorney General’s Office, in the Specialized Prosecutor’s Office for the Investigation of Impact Crimes of the Attorney General’s Office of the State of
Guanajuato; as well as in various offices.
She is a professor at New Lawyers for the Justice System in Mexico -ABA ROLI México-, and in different trainers, she advises oral litigation teams.


Teo’s Remote Lawyer

She is a remote lawyer from TEO Oaxaca, she has a law degree from the Benemérita Universidad Autónoma de Puebla, with experience as an applicant lawyer in civil, family, amparo and criminal matters, she has provided legal advice to the parties that make up the adversarial accusatory system. She is part of the lecturers of the House of Legal Culture of the State of Oaxaca and is a Master at the Benemérita University of Oaxaca.

Teo’s Remote Lawyer

Remote lawyer from TEO CDMX, she has a Law Degree from the Tecnológico de Monterrey, with experience in Civil, Corporate, Commercial, Family, Labor, Amparo and Criminal Law, providing legal advice to clients and users during judicial processes.
Likewise, she has served as a legal advisor in the private sector, especially in the drafting and negotiation of contracts, as well as the monitoring and prevention of litigation of different kinds.

honorary council


Lawyer, and elect president of Commission of the Mexican Lawyer Bar Association (Barra Mexicana Colegio de Abogados)


Expert in implementation and evaluation of the criminal justice system.


Founder of the Center for Integrity and Ethics in Business (Centro para la Integridad y la Ética en los Negocios (CIEN)).


President of the General Council of the Legal Profession || Presidente del Consejo General de la Abogacía.


Vice President of Supervision and Preventive Processes of the National Banking and Securities Commission. Professor and expert in the prevention and detection of money laundering.


If you have any comments or require a consultation, please do not hesitate to contact us.