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.

Shemika Lamare

Data Science Fellow
Shemika Lemare is a Fall 2018 Data Science Fellow at HRDAG.

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.

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.

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.

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

David Peters is a consulting designer who creates ideas that shape how people ...
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
Christopher Dukich is a student at College of Wooster, where he plans to double ...

Michelle Dukich

Data Management Consultant
Michelle Dukich, who has also published under the name Jana Dudukovich, is a ...

Anita Gohdes, PhD

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

Ann Harrison, MS

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

James Johndrow, PhD

Statistical Consultant
James Johndrow earned his doctorate from the statistics department at Duke ...

Claudia Carolina López Taks

Field Consultant
Carolina Lopéz has worked with the Archivo Histórico de la Policía Nacional ...

Beatriz Vejarano, MSc

Field Consultant
Beatriz Vejarano has consulted with HRDAG in Colombia since 2006, and she has ...

Scott Weikart, PhD

Computer Engineering Consultant
In 2001, Scott joined Benetech as Senior Systems Administrator. He designed and ...

Robin Mejia, PhD

Current project is an analysis of 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.

Colleagues and Advisors

Agrima Bahl

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

Amelia Hoover Green, PhD

Field Consultant
Amelia Hoover Green is a field consultant to HRDAG, an active blogger, and an ...

Andi Dixon

Policy Analyst
Andi’s work considers the use of data as evidence in the public policymaking process, focused on the contemporary history of data analytics in policing practices.

Beka Steorts, PhD

Statistical Consultant
As a statistical consultant at HRDAG, Beka uses advanced data-analysis techni...
Daniel Guzman statistical consultant

Daniel Guzmán

Statistical Consultant
Daniel Guzmán is a statistician with particular expertise in survey statis...

Gary Shapiro, MS

Statistical Consultant
Gary Shapiro has worked with HRDAG since about 2008, and he has spent most of ...

Jeff Klingner, PhD

Computer Science Consultant
Jeff Klingner is a computer scientist and consultant for HRDAG, and he has ...

Jule Krüger, PhD

Field Consultant
Jule Krüger joined HRDAG as a field consultant in 2009. She conducted data ...

Kristen Cibelli Hibben, PhD

Field Consultant
Kristen Cibelli is a survey methodologist and field consultant to HRDAG. From ...

Laurel Eckhouse

Field Consultant
Her current research investigates accountability in policing and the relationship between policing and political engagement.

Miguel Cruz, MA

Computer/Network Engineer
Miguel Cruz is a computer and network engineer who started consulting for HRDAG ...

Miki Takacs

Information Management and Technology Consultant
Miki Takacs is a computer scientist and consultant for HRDAG. Since 2006 he has ...

Rafe Kaplan

Software Engineer
Rafe Kaplan worked as a software engineer in New York from 1996 until 2001, ...

Romesh Silva, PhD

Statistical Consultant
Romesh Silva, PhD, is a demographer and statistical consultant and  has ...

Samuel Sinyangwe

Policy Analyst
A policy analyst and data scientist who works with communities of color to fight systemic racism through cutting-edge policies and strategies.

Shira Mitchell, PhD

Statistical Consultant
Shira Mitchell collaborated with HRDAG during her dissertation and continues to ...

Tamy Guberek, MSc, MA

Field Consultant
Tamy Guberek is a historical analyst and consultant to HRDAG. She bridges ...

William Isaac

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