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The Inquiry
Are we close to a cancer vaccine?
The Inquiry
Jan 7, 2025

Cancer is a disease that will affect 1 in 5 people in our lifetime, and it’s estimated that around 20 million people worldwide will be diagnosed with some form of cancer in 2025.

But how might a vaccine help in the treatment of cancer?

Numerous trials began testing the viability of cancer vaccines in 2024, including one for melanoma and another for lung cancer.

With all the promise that these new cancer vaccine trials bring for cancer patients, we explore the different ways in which vaccines could work within the body, and how the time at which future vaccines are administered may vary according to the cancers they are targeting.

This week on the Inquiry we’re asking: Are we close to a cancer vaccine?

Presenter: Tanya Beckett Producer: Matt Toulson Researcher: Katie Morgan Production Coordinator: Tim Fernley Editor: Tara McDermott Studio Director: Craig Boardman

Contributors:

Meredith McKean, director of Melanoma and Skin Cancer Research for Sarah Cannon Research Institute at Tennessee Oncology

Samra Turajlic, Chief Investigator of translational studies into melanoma and kidney cancer at the Francis Crick Institute and Professor at the Institute of Cancer Research

Eduardo Vilar-Sanchez, professor in the department of Clinical Cancer Prevention at The University of Texas MD Anderson Cancer Center

Patrick Ott, Clinical Director at Melanoma Disease Center at the Dana-Farber Institute

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Jun 2, 2026
Is Portugal’s drugs policy in need of reform?

In 2001, Portugal decriminalised the possession and use of all illicit drugs. It was a move designed to mitigate the country’s public health crisis, which at the time meant Portugal had one of the worst rates of overdose deaths in Europe, as well as the highest rate of HIV among drug users. Whilst drugs remained illegal, users did not receive a criminal record but were instead referred to rehabilitation and treatment programmes. It was an approach that proved so successful, that it has remained in place for a quarter of a century.

But just over 10 years after its introduction, Portugal’s drugs policy started to come under strain as the country’s economic crisis and subsequent austerity measures led to budget cuts for drug services. More recently the rising cost of living has diverted people’s attention from investment in this field. On top of this, the trafficking of cocaine and newer substances into the country along with changing demographics is putting decriminalisation under strain.

So, on The Inquiry this week, we’re asking ‘Is Portugal’s drugs policy in need of reform?’

Contributors: Joana Teixeira, President of the Board of Directors, Institute for Addictive Behaviours and Dependencies (ICAD), Lisbon, Portugal Luís Mendão, Director General, Grupo de Ativistas em Tratamentos (GAT), Lisbon, Portugal António Leitão da Silva, Chief of Police, Braga, Portugal Keith Humphreys, Esther Ting Memorial Professor of Psychiatry and Behavioral Sciences at Stanford University, California, USA

Presenter: David Baker Producer: Jill Collins Technical Producer: Toby James Editor: Tom Bigwood Production Management: Phoebe Lomas and Liam Morrey

(Photo: Discarded drug paraphernalia. Credit: Andy Buchanan/AFP via Getty Images)


23min 21sec

May 26, 2026
What’s the future for monetary unions?

At the beginning of this year Bulgaria, considered as one of the poorest countries in the European Union, became the latest to officially join the eurozone. Bulgaria’s legal tender since 1881 had been the lev, but since the mid-1990s it had been pegged to other European currencies, first to the German deutschmark and now to the euro. But it remains to be seen if the country’s economic policy can take advantage of the opportunities that joining the single currency can afford, in terms of trade and economic development.

Monetary unions are not a new concept, some like the Scandinavian monetary union date back to the 19th Century, involving Denmark, Sweden and Norway. It established a fixed exchange rate system based on the gold standard, whilst member countries still had their own currencies before it was gradually dissolved from the outbreak of World War One onwards.

Today, the biggest monetary union is the eurozone, used by around 358 million people across 21 European Union countries. It has one monetary authority for all the members and a standardised currency and coinage.

And now the Economic Community of West African States, known as ECOWAS is actively planning a monetary union with a common currency called the eco and pegged to the euro. The ambition is for greater economic sovereignty and regional economic integration.

But with the US dollar as the world’s dominant global reserve currency, even though it’s not part of a global monetary union, is there an argument for one currency across all borders and if so, what should it be?

So, on The Inquiry this week we’re asking, ‘What’s the future for monetary unions?’

Contributors: Assoc Prof Ralitsa Simeonova-Ganeva, Sofia University St Kliment Ohridski, Bulgaria Prof Barry Eichengreen, University of California, Berkeley, USA Prof Mohamed Ben Omar Ndiaye, Cheikh Anta Diop University, Senegal Dr Judy Shelton, Senior Fellow, The Independent Institute, California, USA

Presenter: Charmaine Cozier Producers: Daniel Rosney and Jill Collins Researcher: Evie Yabsley Editor: Tom Bigwood Technical producer: Toby James Production management: Phoebe Lomas and Liam Morrey

(Photo: Euro and US dollar banknotes. Credit: BBC/Corbis Royalty Free)


23min 15sec

Are we close to a cancer vaccine?

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