Guest authors

We also encourage our community of partners to contribute their expert views, insights and experiences. A full list of our guest authors and former staff is below

Philippa Ryan

Research fellow in Royal Botanic Gardens, Kew’s economic botany team  

Francisco Sagasti

Samer Saliba

Director of city practice at the Mayors Migration Counci (MMC)

Jasmine Saluja

Mumbai-based architect and urban designer, and co-founder of PLURAL

Gustavo Sánchez

Member of the executive commission, Mesoamerican Alliance of People and Forest

Anna Sands

Aniessa Sari

Mercy Corps Indonesia programme manager

David Satterthwaite

David Satterthwaite is a former principal researcher and senior associate in IIED's Human Settlements research group

Corinne Schoch

Corinne Schoch is a former researcher in IIED’s Climate Change Group

Cecilia Schubert

Anne Schulthess

Anne Schulthess was IIED's marketing manager in the Communications Group until December 2025

Ian Scoones

Ian Scoones is a professorial fellow at the Institute of Development Studies, and the director of the ESRC STEPS Centre at Sussex.

Alex Scott

Programme lead, E3G, climate diplomacy and geopolitics

Amaelle Seigneret

Amaelle Seigneret was a researcher on IIED's law, economies and justice programme until November 2025

Rijit Sengupta

Chief Executive Officer at the Centre for Responsible Business

Clare Shakya

Clare Shakya was IIED's director of strategic impact until November 2023

Mike Shanahan

Former IIED Press Officer

Anju Sharma

Steve Sharra

Kashish Shrestha

Laura Sicili

Researcher, Agro-ecology

Tasneem Sied Ahmed

Independent researcher covering environment and development

Jimena Sierra

Jimena Sierra is an adjunct lecturer in law at Rosario University, Colombia

Jorge Silva

Jorge Moreira da Silva is director of the Development Cooperation Directorate of OECD.

Smriti Singh

Monitoring and learning associate, land rights programme at SEWA Bharat.

Aditya Singh

Architect at the Hunnarshala Foundation

Jamie Skinner

Jamie Skinner was a principal researcher (until March 2022) and senior associate (until June 2024) in IIED's Natural Resources research group.

Barry Smith

Barry Smith was a researcher in IIED's Climate Change research group until December 2021 

Laura Smits

Former architecture for humanity and shelter technical advisor UN Habitat in Haiti

Marek Soanes

Marek Soanes was a researcher in IIED's Climate Change research group until February 2022

Youba Sokona

Special advisor on sustainable development, the South Centre, Switzerland

Erika Solimeo

LLM (Master of Laws) candidate at the University of Strathclyde

Yiching Song

Programme leader of UNEP-IEMP, and founder of Farmer Seeds Network in China

Xaysomphone Souvannavong

Jenny Springer

Director of global programs, Rights and Resources Initiative

Michael Stanley-Jones

Paul Steele

Senior associate

Ann Steffa Avila

Tina Stege

Climate envoy of the Marshall Islands

Dave Steinbach

Dave Steinbach was a researcher in IIED's Climate Change research group until January 2018

Maggie Stephenson

Former recovery technical advisor, UN Habitat Haiti

Pablo Suarez

Pablo Suarez was associate director for research and innovation at the Red Cross/Red Crescent Climate Centre until July 2024.

Andrew Sudmant

Jodi Sugden

Sousan Suha

Umme Sultana

Manager in BRAC’s Climate Change Programme

Damian James Sulumo

Senior programme expert at MVIWAARUSHA