Heather is a scientist (zoology and biology), philosopher & a former zookeeper & animal welfare officer. She is now a researcher at the London School of Economics specialising in non-human animal sentience, welfare, & ethics.
Marc is professor emeritus of Ecology & Evolutionary Biology at the University of Colorado, Boulder. He has published 31 books, won many awards for his research on animal behavior, animal emotions, compassionate conservation, & animal protection, has worked closely with Jane Goodall, & is a former Guggenheim Fellow.
Luke is a lecturer working in the Department of Psychology at the University of Exeter. A podcast and YouTube conversation about Sentientism, what's real, who matters and how we can make a better world.