Who We Are

The Global Climate and Health Alliance is an alliance of health NGOs, health professional organizations, and health and environment alliances from around the world. Apply for organizational membership.

Founding Board of Directors

The following organizations constitute the founding board for the Global Climate and Health Alliance.

Fiona Armstrong, BN, MPPP

Founder and Executive Director

Courtney Howard, MD

Board President

Claudel Pétrin-Desrosiers, MD

Board Member

Sue Atkinson, MD


Robin Stott, MD


Josh Karliner

International Director of Program and Strategy

Jennifer Wang

Associate Director, International Climate Program

Genon Jensen

Executive Director

Anne Stauffer

Director for Strategy and Campaigns

Omnia El Omrani

Liaison Officer for Public Health Issues

Edward Maibach, MPH, PhD

Board of Advisors Liaison

Penelope Milsom, MD

Executive Board Member

Dermot Coffey, MD


Yannish Naik

Interim Director

Poornima Prabhakaran MBBS MSc PhD

Head, Environmental Health
Deputy Director, Centre for Environmental Health

James Irlam

Chair, Climate Energy and Health Special Interest Group, Public Health Association of SA (PHASA)


Jeni Miller, PhD

Executive Director

Jeni Miller joined the Global Climate and Health Alliance in October 2016. Dr. Miller leads the work of the Alliance, implementing its strategic direction and representing the Alliance publicly. In addition to her role at the Alliance, Dr. Miller currently serves as Chair of the Environment Section of the American Public Health Association. Dr. Miller has over fifteen years’ experience working on place-based, policy- and systems-change strategies to improve community environments for health, on leading initiatives addressing childhood asthma prevention, obesity prevention, climate change, health equity, and healthy community redevelopment.

Email: jeni.miller@climateandhealthalliance.org 

Jess Beagley

Policy Analyst 

Jess supports GCHA’s policy work, specifically on Nationally Determined Contributions as key components of a healthy and sustainable recovery. She has a background in public health and environmental determinants, with nine years of experience in policy and programmes. Jess has previously worked with the Lancet Countdown on Health and Climate Change, the Noncommunicable Disease Alliance, and the International Diabetes Federation. Having completed a degree in Physiological Sciences at the University of Oxford, Jess is currently studying Health in Urban Development at University College London.


Luisa Colasimone

Communications Specialist

Luisa supports GCHA communication and media work and members’ outreach. With over 25 years of experience, she has been working for environmental groups like Greenpeace and the Environmental Paper Network, and organisations such as UNEP and WindEurope as communication expert and project manager. She has dedicated her professional life to the environment, working across continents on global issues such as ecosystems conservation, renewable energies, climate change and climate justice.

Email: luisa.colasimone@climateandhealthalliance.org 

Alison Cox

Policy & Advocacy Director 

Having begun her career with environmental campaigning organisations including Greenpeace International, Alison went on to lead strategy development and direct advocacy for global public health alliances: for the Framework Convention Alliance, bringing the civil society to voice to the WHO treaty on tobacco control; and for the Non-Communicable Disease Alliance working to increase the integration of NCDs and their risk factors into the global development agenda. As Prevention Director at Cancer Research UK, she has led successful campaigns for restrictions on tobacco and junk food marketing, and built an international programme to support tobacco control advocacy in LMICs. As Director for Policy and Research Alison is responsible for shaping and delivering GCHA’s policy and advocacy strategy.

Email: alison.cox@climateandhealthalliance.org

Jen Kuhl

Networks & Engagement Lead

Jen is delighted to bring her passion for climate action, her campaign organizing experience, and public health training to her role as GCHA’s Network and Engagement Lead. In the past decade, she has been a campaigner and organizer with various health and/or climate organizations. Prior joining GCHA in 2019, Jen worked as a research data analyst at Johns Hopkins Bloomberg School of Public Health. Jen values empathy and evidence-based decision making and strives to foster collaboration, connection and mutual learning in her work. Jen lives and works on the unceded territories of the Squamish, Tsleil-Waututh, and Musqueam people.

Email: jen.kuhl@climateandhealthalliance.org

Milena Sergeeva

Liaison Officer for Latin America

Milena joined GCHA in 2019 as Global Climate and Health Summit event coordinator for GCHA on the ground in Chile, outreaching to health organizations and stakeholders in the region, and connecting their work into the global conversation, and vice versa. Since then she has been working as GCHA’s liaison officer, to continue to advance work on Climate & Health in Chile, as well as to give GCHA an increasing voice in Latin America and the Caribbean.  

Email: milena.sergeeva@climateandhealthalliance.org 

Sophie Smith

Operations Manager 

As Operations Manager Sophie provides management, strategic planning, HR and financial support, helping GCHA to be as organized, effective and impactful as possible.  She leads the development and delivery of operational initiatives and assists in fundraising.  Sophie has worked in climate change for over ten years, previously at the Grantham Institute, at Imperial College London. She has a degree in International Relations and is a PRINCE2 practitioner.

Email: sophie.smith@climateandhealthalliance.org


Dave Walsh

Communications Advisor

Dave helps develop strategy and communications for the Global Climate and Health Alliance, ensuring that our message not only makes headlines, but in doing so has the potential to change systemic or policy changes. With close to two decades communicating on climate and environmental issues, Dave has worked with campaigns and organisations such as the Clean Arctic Alliance, the Antarctic Ocean Alliance, Our Fish, Greenpeace International, and the International Polar Foundation.

Email: dave.walsh@climateandhealthalliance.org 


We have no openings at this time.