Roman Krznaric is a philosopher of time whose internationally bestselling books, including History for Tomorrow, Empathy and Carpe Diem Regained, have been published in more than 25 languages. His book, The Good Ancestor: How to Think Long Term in a Short-Term World, has been described by U2's The Edge as 'the book our children's children will thank us for reading'. He is Senior Research Fellow at Oxford Univesity's Centre for Eudaimonia and Human Flourishing and founder of the world’s first Empathy Museum.

After growing up in Sydney and Hong Kong, Roman studied at the universities of Oxford, London and Essex, where he gained his PhD in political science. His writings on themes ranging from long-term thinking to the power of empathy have been widely influential amongst political and ecological campaigners, education reformers, social entrepreneurs and designers. An acclaimed public speaker, his talks and workshops have taken him from a London prison to the TED global stage.

Roman is a member of the Club of Rome and previously worked as an academic, a gardener, a conversation activist and on human rights issues in Guatemala

He is proud to be Long Now member number 8615.

Kate Raworth is a renegade economist focused on making economics fit for 21st century realities. She is the creator of the Doughnut of social and planetary boundaries, and co-founder of Doughnut Economics Action Lab.

Her internationally best-selling book Doughnut Economics: seven ways to think like a 21st century economist has been translated into over 20 languages and has been widely influential with diverse audiences, from the UN General Assembly to Pope Francis to Extinction Rebellion.

Kate is a Senior Teaching Fellow at Oxford University’s Environmental Change Institute, where she teaches on the Masters in Environmental Change and Management. She is also Professor of Practice at Amsterdam University of Applied Sciences.

Over the past 25 years, Kate’s career has taken her from working with micro-entrepreneurs in the villages of Zanzibar to co-authoring the Human Development Report for UNDP in New York, followed by a decade as Senior Researcher at Oxfam.

She holds a first class BA in Politics, Philosophy and Economics, and an MSc in Economics for Development, both from Oxford University. She has been awarded honorary doctorates by the University of York, University College Dublin, KU Leuven, and Business School Lausanne. She is also a member of the Club of Rome and Honorary Fellow of the Royal Academy of the Arts.

Kate has written extensively for media including The Guardian, The New Statesman, Newsweek.com, and Wired.com, and has contributed to many radio programmes including for BBC Radio 4, The World Service, ABC and NPR, as well as television including CNN World News, Al-Jazeera, BBC, ITV and CBC. Her 2018 TED talk has over 5 million views.