David Halpern

David Solomon Halpern (born June 1966 in natural sciences specialising in experimental psychology. He then went on to complete a PhD in social and political sciences, also at St John's College, Cambridge.

Career Halpern was a research fellow at the Policy Studies Institute (1991–94), a Nuffield College, Oxford prize research fellow (1993–96) and a lecturer in social human sciences at the University of Cambridge (1996–2001).

He is a visiting professor at King's College London.

Halpern is one of the 56 individuals named by the UK government as contributing to the Scientific Advisory Group for Emergencies in response to the COVID-19 pandemic in the United Kingdom, focusing on behavioural changes such as increased handwashing. On 11 March 2020 he gave an interview to the BBC on the importance of shielding vulnerable people during the COVID-19 pandemic until herd immunity had been achieved.

In a July 2023 interview with The Daily Telegraph, he proposed that through his unit's measures the public were now well "drilled" for future emergencies, going on to suggest that using fear was a useful tool "if you think people are wrongly calibrated".

With the launch of the Downing Battcock Institute at the University of Cambridge in October 2025, Halpern was appointed as the first Director.

In April 2026, he joined the Board of the Competition and Markets Authority as non-executive director.

Honours In 2016, Halpern was elected a Fellow of the Academy of Social Sciences (FAcSS).

He was appointed Commander of the Order of the British Empire (CBE) in the 2023 New Year Honours for public service.

Selected works He has authored or co-authored four books as well as a number of reports: Social Capital (2005). The Hidden Wealth of Nations (2010). The MINDSPACE report (Influencing behaviour through public policy), co-author.