Our Team

We unite technology and policy leaders to create actionable solutions to emerging security challenges

IST Leadership

Philip Reiner

Chief Executive Officer

Megan Stifel

Chief Strategy Officer

Steven M. Kelly

Chief Trust Officer

Core Team

Trista Aultman

Human Resources Associate

Aaron Brunmeier

Senior Director of Operations

Gigi Flores Bustamante

Senior Associate for Future of Digital Security

Dr. Steven Burns, P.E.

Vice President for Energy and National Security

Nicole Carocci

Senior Executive Assistant & Event Coordinator

Joshua Corman

Executive in Residence for Public Safety & Resilience

Brandon Cortino

Senior Associate for Nuclear Policy

Luis Cosio

SL5 Task Force, Technical Staff

Taylor Grossman

Director for Digital Security

Emma Hollingsworth

Senior Director of Development and Partnerships

Lillian Ilsley-Greene

Senior Associate for Communications

Michael Klein

Senior Director for Preparedness and Response

Fatima Faisal Khan

Senior Associate for Ecosystem Trust & Safety

Nicholas Leiserson

Senior Vice President for Policy

Sophia Mauro

Senior Director of Strategic Communications

Nikki Mays

Senior Director of Human Resources

Sylvia Mishra

Director of Nuclear Policy

Catherine Murphy

Associate for Nuclear Policy

Lisa Thiergart

SL5 Task Force, Senior Director

Jennifer Tang

Senior Associate for Cybersecurity and Emerging Technologies

Stephanie Ross

Managing Program Director for Public Safety & Resilience

Ashley Simkins

Executive Assistant

Mariami Tkeshelashvili

Deputy Director for Artificial Intelligence Security Policy

Yoav Tzfati

SL5 Task Force, Technical Staff

Ritika Verma

Senior Analyst for Artificial Intelligence Security Policy

Elizabeth Vish

Senior Director for International Cyber Engagement

Gabrielle Tran

Senior Associate for Technology and Society

Peter Wagstaff

SL5 Task Force, Network Security Team Lead

Taylor White

Multimedia and Communications Senior Analyst

Guy

SL5 Task Force, Machine Security Team Lead

Adjunct Advisors

Brian Abeyta

Adjunct Senior Artificial Intelligence Policy Advisor

Chloe Autio

Adjunct Artificial Intelligence Policy Advisor

Michael Brown

Distinguished Senior Fellow

Bryson Bort

Adjunct Senior Technical Advisor

Jack Cable

Adjunct Senior Technical Advisor

Eric Davis

Fractional SVP for Technology Trust, Safety, and Security

Jen Ellis

Adjunct Senior Policy Advisor

Adam Flatley

Adjunct Senior Technical Advisor

David F. Helvey

Distinguished Fellow for Defense Strategy and Indo-Pacific Security

Dr. Allan Friedman

Senior Adjunct Technical Advisor

Peter Henderson

Technical Advisor, ML and U.S. NC3

Rebecca Hersman

Distinguished Senior Fellow

Jonah Force Hill

Adjunct Senior Advisor for Quantum Technology

Elsa B. Kania

Policy Advisor

Louie Kangeter

Adjunct Artificial Intelligence Policy Advisor

Jason Kikta

Adjunct Senior Technical Advisor

Rob Knake

Senior Adjunct Policy Advisor

Dr. Bilyana Lilly

Adjunct Senior Policy Advisor for Critical Infrastructure Security and Resilience

Dominic Rizzo

Senior Fellow for Secure Hardware and Supply Chain Trust

Marc Rogers

Adjunct Senior Technical Advisor

Tiffany Saade

Adjunct Cyber and Artificial Intelligence Policy Fellow

Sahil V. Shah

Senior Adjunct Advisor for Nuclear Policy

Pavneet Singh

Adjunct Senior Fellow for Strategic Competition

Alyssa Lefaivre Škopac

Senior Policy Advisor for Responsible AI

Suhas Subrahmanyam

Technology Policy Advisor

Lauren Zabierek

Senior Adjunct Advisor