The Human Rights Data Analysis Group is composed of a diverse group of board members, full-time staff, and consultants. Employing a multidisciplinary approach, we work with experts in the fields of computer science, software development, mathematical and applied statistics, and demography.

Megan Price, PhD

Executive Director
Designs strategies and methods for statistical analysis of human rights data for projects in a variety of locations including Guatemala, Colombia, and Syria.

Patrick Ball, PhD

Director of Research
More than twenty years of quantitative analysis for truth commissions, non-governmental organizations, international criminal tribunals, and United Nations missions.

Kristian Lum, PhD

Lead Statistician
Furthers the statistical methodology most commonly used by HRDAG—population estimation—with a particular emphasis on Bayesian methods and model averaging.

Tarak Shah

Data Scientist
As HRDAG's data scientist, Tarak cleans, processes and builds models from data in order to understand evidence of human rights abuses.

Suzanne Nathans

Administrative Manager
15 years of experience in non-profit administration. The “admin hub” for HRDAG, supporting Megan and the rest of the team from the San Francisco office.

Advisory Board

As a nonprofit organization, our Advisory Board serves as our governing body. This board helps us to make decisions, keeps us on track with our mission and goals, and oversees the organization in legal and logistical matters.

Dinah PoKempner

Advisory Board
As General Counsel at Human Rights Watch, Dinah guides HRDAG in decision-making and legal and logistical matters.

Frank Schulenburg

Advisory Board
As executive director at the Wiki Education Foundation, Frank brings experience in nonprofit governance and organizational development.

Julie Broome

Advisory Board, Chair
Julie brings to HRDAG executive experience from Ariadne, Sigrid Rausing Trust and CEELI Institute, among others.

Margot Gerritsen

Advisory Board
Margot brings to HRDAG expertise in computer simulation and mathematical analysis of engineering processes.

Michael Bear Kleinman

Advisory Board
With experience in foundations such as Humanity United, Michael enjoys pondering difficult questions with HRDAG.

Science Advisory Committee

Our Science Committee advises and supports us in statistical theory and by reviewing our reports. With a broad range of backgrounds and expertise, these committee members offer HRDAG many years’ worth of experience and insight.

Susan Hinkins

Scientific Advisory Committee
Susan is a Senior Statistician, Statistics and Methodology, National Opinion Research Center (NORC).

Nicholas Jewell

Scientific Advisory Committee
Nicholas is a professor of Biostatistics & Statistics at University of California, Berkeley.

Jennifer Hoeting

Scientific Advisory Committee
Jennifer is a professor in the Department of Statistics at Colorado State University.

Fritz Scheuren

Scientific Advisory Committee
Fritz is Senior Fellow and Vice President of National Opinion Research Center (NORC), Center for Excellence in Survey Research, University of Chicago.

Louis-Paul Rivest

Scientific Advisory Committee
Louis-Paul is a professor of Mathematics and Statistics at Université Laval.

Emeritus Advisors

Audrey Chapman

Emeritus Advisor
Audrey is Professor of Community Medicine and Healthcare and the Healey Chair in Medical Humanities and Bioethics, University of Connecticut.

David Banks

Emeritus Advisor
David is a Professor of Statistical Science at Duke University.

Kim Keller

Emeritus Advisor
Kim is Executive Director of the Keller Foundation.

Development and Outreach Consultants

Christine Grillo

Directs the organization’s message through a variety of online outlets and monitors the social media landscape around HRDAG.

David Peters

Consulting Designer
David advocates the use of design to advance positive social change.
Kristin Yawitz, HRDAG

Kristen Yawitz

Institutional Fundraising Consultant
Kristen helps HRDAG refine their fundraising, communications and strategy.

Rachel Weintraub

Strategic Development Consultant
Rachel helps HRDAG structure and strengthen its major donor fundraising and board development efforts.


Christopher Dukich

Research Assistant
Chris has worked on projects in Kosovo, Guatemala, El Salvador, Colombia and Syria at HRDAG.

Michelle Dukich

Data Management Consultant
Michelle is a record linkage expert.

Anita Gohdes

Field Consultant
Anita is currently working on estimating conflict fatalities in the Syrian civil war.

Ann Harrison

Senior Science Writer
Ann documents HRDAG projects, some of which will appear in a forthcoming book.

James Johndrow

Statistical Consultant
James has an active research program in Bayesian methods for analysis of contingency tables.

Claudia Carolina López Taks

Field Consultant
Carolina does quantitative research at the AHPN.

Beatriz Vejarano

Field Consultant
Beatriz has consulted with HRDAG in Colombia since 2006.

Scott Weikart

Computer Engineering Consultant
Scott has done much data processing of datasets used by HRDAG projects.

Robin Mejia

Robin analyzed changes in death reporting over time during ongoing conflict.

Gus Brocchini

Gus interned with HRDAG in 2018.

Maria Gargiulo

Maria is working toward a BS in statistics & data science and Spanish at Yale University.

Erin Lipman

Erin is an MS student in Statistics at the University of Chicago.

Camille Fassett

Data Science Fellow
Camille is a reporter and researcher and a member of the collective Lucy Parsons Labs.

Trina Reynolds-Tyler

Human Rights Intern
Trina is an organizer, activist and graduate student at University of Chicago’s Harris School of Public Policy.

Colleagues and Advisors

Agrima Bahl

Computer engineering consultant
Agrima is a Computer Engineer and consultant at HRDAG.

Amelia Hoover Green

Field Consultant
Amelia has been closely involved with projects to bridge the academy/advocacy divide.

Andi Dixon

Policy Analyst
Andi’s work considers the use of data as evidence in the public policymaking process.

Beka Steorts

Statistical Consultant
Beka uses advanced data-analysis techniques to arrive at definitive casualty counts.
Daniel Guzman statistical consultant

Daniel Guzmán

Statistical Consultant
Daniel has provided expert statistical testimony in successful trials against war criminals in Guatemala.

Gary Shapiro

Statistical Consultant
Gary has been involved as Founder, Chair, Co-Chair, and Past Chair of Statistics Without Borders.

Jeff Klingner

Computer Science Consultant
Jeff designed and wrote a machine-learning software package for de-duplicating and merging lists.

Jule Krüger

Field Consultant
Jule helped to complete a statistical expert review of the Kosovo Memory Book.

Kristen Cibelli Hibben

Field Consultant
Kristen participated in data projects on Chad and Sierra Leone and co-authored the HRDAG report on Chad.

Laurel Eckhouse

Field Consultant
Laurel is a faculty member at the Prison University Project at San Quentin State Prison.

Miguel Cruz

Computer/Network Engineer
Miguel established an offshore backup system for vulnerable Guatemalan human rights NGOs.

Miki Takacs

Information Management and Technology Consultant
Miki has designed and developed systems that search, retrieve and structure human rights information.

Rafe Kaplan

Software Engineer
Rafe joined forces with HRDAG at AAAS in Washington, D.C.

Romesh Silva

Statistical Consultant
Romesh has co-authored reports on large-scale human rights violations in conflict zones.

Samuel Sinyangwe

Policy Analyst
A policy analyst and data scientist who works with communities of color to fight systemic racism.

Shemika Lamare

Data Science Fellow
Shemika Lamare was a Fall 2018 Data Science Fellow at HRDAG.

Shira Mitchell

Statistical Consultant
Shira studies the (un)fairness of algorithms used in the US criminal justice system.

Tamy Guberek

Field Consultant
Tamy led HRDAG’s on-the-ground examination of Colombian data about conflict-related sexual violence.

William Isaac

Statistical Consultant
Current research interests include Bayesian inference, experimental design, and natural language processing.