Persis Eskander

Executive Director

Persis manages WASR and researches humanity's impact on wild-animal suffering. Previously she conducted research and analysis in social justice policy and advocacy in the not-for-profit and public sector. Persis holds degrees in law and philosophy from University of New South Wales.

Read Persis Eskander's Research Plan.

Ozy Brennan


Ozy does research about ways to ameliorate wild-animal suffering. They graduated from New College of Florida with a degree in sociology and gender studies.

Read Ozy Brennan's Research Plan.

Georgia Ray


Georgia writes about a variety of topics on the website Eukaryote Writes Blog, and helps run the Seattle Effective Altruists group. She has done research on bacteriophage-host interactions, and graduated from The Evergreen State College with a focus in microbiology.

Read Georgia Ray's Research Plan.


Our advisors review our research on a pro bono basis.

Catia Faria

Catia is a Postdoctoral Researcher at the Portuguese Foundation for Science and Technology and a board member of the UPF Centre for Animal Ethics. She received a PhD from Pompeu Fabra University (Barcelona), with a thesis on the problem of wild animal suffering and intervention in nature. She has co-edited a journal volume on WAS, published papers and blogs extensively on the topic. She is a member of Animal Ethics.

Oscar Horta

Oscar is a member of Animal Ethics and a Professor of Philosophy at the University of Santiago de Compostela. Previously he worked as a researcher in the Spanish Foundation for Science and Technology, and carried out his postdoctoral research at Rutgers University. He has many publications about speciesism and the situation of animals living in the wild.

Peter Hurford

Peter works as a data scientist at DataRobot, a start-up that offers a machine learning automation platform for data scientists of all skill levels to build and deploy accurate predictive models in a fraction of the time. When not working at DataRobot, Peter works on a variety of global priorities research at Charity Science Health.

Brian Tomasik

Brian writes about ethics, animal advocacy, and far-future scenarios from a suffering-focused perspective on the website Essays on Reducing Suffering. He cofounded and advises the Foundational Research Institute, a think tank that explores crucial considerations for reducing suffering in the long-run future. Previously, Brian worked at Microsoft and FlyHomes as a data scientist. He studied computer science, mathematics, and statistics at Swarthmore College.