Speakers 2021

Siegfried Wagner

Research Fellow and ophthalmologist

Siegfried Wagner is a Research Fellow and ophthalmologist at University College London and Moorfields Eye Hospital. Inspired as a medical student by the role of eye exams in diagnosing people with HIV and Tuberculosis in South Africa, Siegfried uses statistical modelling and artificial intelligence techniques to understand how changes in our eyes can represent overall health, from heart disease to dementia.

Julia Ebner

Senior Research Fellow

Julia Ebner is the author of the bestselling books Going Dark: The Secret Social Lives of Extremists and The Rage: The Vicious Circle of Islamist and Far-Right Extremism. She is also a Senior Research Fellow at the Institute for Strategic Dialogue, where she leads projects on online radicalisation, disinformation and hate speech. Julia has acted as a consultant for the UN, NATO, and the World Bank. Her journalism has appeared in the Guardian, Independent, Prospect and Newsweek, and she was a key contributor to a documentary for ITV on militant responses to Brexit, and a Radio 4 piece on women in the far right.

Daniel Effron

Associate Professor

A social psychologist by training, Daniel A. Effron is an associate professor of organisational behaviour at London Business School. He conducts behavioral experiments to understand why good people do bad things, and what leads us to let ourselves and others off the hook for wrongdoing.

Catherine Loveday


As a graduate of of the University of Westminister (formerly PCL) , Catherine began her career with a PhD in the neuropsychology of memory and ageing and continues to focus on the nature of normal and impaired memory. Catherine is an active member of the BPS, as Chair of the Psychologist Digest Editorial Advisory Committee and a member of the Research Board. She has a passion for public engagement with science and is regularly invited to give public lectures at festivals, community events and in schools. Catherine is author of “The Secret World of the Brain” and frequently appears as an expert psychologist on BBC Radio 4’s All In The Mind, as well as many other radio and television programmes.

Arthur Snell

Former diplomat

Arthur Snell worked in Britain’s foreign service for 16 years. His career took him to Yemen, Iraq and Afghanistan, among other places. From 2010 to 2014 he was Britain’s High Commissioner to Trinidad and Tobago. Since 2014, Arthur has worked as an advisor on international politics and security to a range of corporations, institutions and governments. He is writing a book on Britain and the breakdown of the global order.

Ray Rieder

LBS Alumna

Ray Rieder has a background in public health, women’s empowerment, and human rights. She has worked at the intersection of these spaces around the world, including in Nepal, Jordan, Chile, Ghana, Tanzania and in her home country of the United States. Ray appreciates science, nature, and most forms of art. She has a stellar sense of direction and likes to run long distances but is not particularly fast. Ray is passionate about food, and enjoys making it, eating it, and sharing it with others. 

Sarah Ellis

Director & Producer

As an award-winning producer, Sarah Ellis currently works as Director of Digital Development for the Royal Shakespeare Company to explore new artistic initiatives and partnerships.
The latest partnership for the RSC is the Audience of the Future Live Performance Demonstrator funded by Innovate UK – a consortium consisting of arts organisations, research partners and technology companies to explore the future of performances and real-time immersive experiences.

Giri Kesavan

LBS Student

With a background in engineering, finance & technology, Giri Kesavan is particularly interested in the intersection of business and technology and works with The Wheeler Institute for Business & Development. Passionate about microfinance and business development in emerging economics, he believes that complex socio-economic problems can be mitigated by startlingly simple solutions.

Sue Mitchell

BBC Documentary journalist

As an award winning investigating journalist, Sue Mitchell highlights the plight of refugees illegally detained in the UK. She follows on what happens once they arrive, interviewing smugglers and government agencies in the process.
Her work in newspapers won her the title of Campaigning Journalist of the Year in the British Press awards.
Her recent BBC Radio 4 podcast series, Girl Taken, gained widespread international coverage and has brought women issues to the central stage.

Oliver Double

Reader in drama

Oliver Double teaches and researches comic and popular performances. He worked as a stand-up comedian on the national comedy circuit and set up the Last Laugh, Sheffield’s longest running comedy club. He continues to perform occasionally. He has written a number of books, chapters and articles on stand-up comedy, variety theatre and popular performance, and helped to establish the British Stand-Up Comedy Archive, based at Kent’s Templeman Library. His latest book Alternative Comedy: 1979 and the Reinvention of British Stand-Up was published 2020.

Hear them talk on the topic of Mind the Gap in the easily accessible virtual event.