Straightforward honesty is rarely the default setting for political and business communication; Evan looks at the effect this has on the conduct of business and politics generally, and on the rise of populism in particular.

A vibrant portrait of the “original affluent society”--the Bushmen of southern Africa--by the anthropologist who has spent much of the last twenty-five years documenting their encounter with modernity.

Each year more than 300,000 people are reported as missing in the UK. Hester considers where missing people go, their experiences, and the complexities of what happens after they return.

BAFTA award winner Bruce talks about his four-year journey among indigenous peoples across the world – from Borneo to India and the Amazon - exploring their wisdom and inner feeling of connections to nature.

Introducing the Society's newly digitised film collection, and a deeper look at R.A. Bagnold's 1932 expedition – the first east-west crossing of the Libyan Desert as captured on film.

Kevin talks about the issue of slavery in the 21st century, focusing not only on human rights violations, but the link between slavery, environmental destruction and climate change.

David and Adrian examine contemporary changes in these fascinating and enormous features, drawing on the latest evidence from the Larsen Ice Shelf, and exploring both the causes and implications of ice shelf decay.

Frank discusses the nature of and trends in London's air quality in recent years, the impact of air quality on health and how public understanding of the issue is changing.

Kerstin talks of her project to understand more about, and to protect, these extraordinary and beautiful marine creatures off the coast of Peru; working with local communities and supported by a Rolex Award for Enterprise.

Anthony follows young T.E. Lawrence on the series of extraordinary journeys across Europe and the Middle East that transformed him from the bright but troubled second son of an Oxford-based family into Lawrence of Arabia.

Jenny discovered the remarkable illustrated journals of Thomas Machell in the British Library. She will interweave their adventures as she seeks this forgotten explorer in India's Raj, the South China Sea, Polynesia and Arabia.

To outsiders, Sri Lanka's civil war (1983-2009) remains perplexing. Award-winning author John describes a journey that begins with Tooting's 8,000 refugees, and ends on the battlefields of Mullaitivu. There's horror here, beauty and hope.

Space and time on Earth are regulated by the prime (Greenwich) meridian, 0'. Before the 1880s more than 25 prime meridians were in use, resulting in problems of global measurement that engaged geographers, astronomers and navigators.

Over three decades, tiger populations in the Western Ghats have recovered to be the largest in the world. Ullas explains the tiger conservation strategy, blending science with social interventions.

The Aztec city Tenochtitlán was the largest and best-run on Earth. In Mexico John discovered that Hernán Cortés conquered not by guns and horses, but language, diplomacy, obsidian and a little steel.

James Raffan circumnavigated the Arctic Circle to put a human face on climate change. His rare and insightful story touches the Earth's last wild places revealing the breadth of human adaptation and ingenuity.

Seeking adventure and stories to inspire young people, Sarah set out from London in 2011 to circle the northern hemisphere – travelling 25,000 miles – using a rowing boat, a bike and a kayak.

The most distinguished foreign correspondent of our time talks through a fascinating history of what it is to risk life and limb to bring home news of the troubled world beyond our shores.

Rory recounts the journey with his father through the mountains and valleys, across Hadrian's Wall and housing estates to uncover the "forgotten land" where England meets Scotland, re-evaluating history, geography and life as they go.

This talk explores what the future holds for satellite applications and the opportunities it presents to improve lives everywhere - a new role for space technology in the 21st century.