as an independent and viable state; and Chokepoints and Vulnerabilities in Global Food Trade advocates for policymakers to take immediate action to mitigate the risk of severe disruption at certain ports, maritime straits, and inland transport routes, which could have devastating knock-on effects for global food security; Collective Action on Corruption in Nigeria: A Social Norms Approach to Connecting Society and Institutions examines how anti-corruption efforts could be made significantly more effective through new ways of understanding why people engage in the practice; and America’s International Role Under Donald Trump explores the impact of President Donald Trump’s personality and style—brash, unpredictable, contradictory and thin-skinned—on his engagement in foreign affairs. Major reports in 2018 included Transatlantic Relations: Converging or Diverging? which argues that the longer-term fundamentals of the transatlantic relationship remain strong. as well as Making Concrete Change: Innovation in Low-carbon Cement and Concrete exploring why significant changes in how cement and concrete are produced and used are urgently needed to achieve deep cuts in emissions in line with the Paris Agreement on climate change, and Artificial Intelligence and International Affairs arguing the rise of AI must be better managed in the near term in order to mitigate longer term risks and to ensure that AI does not reinforce existing inequalities. 2019 saw three major reports produced. The UK and Japan makes the case that a stronger relationship could advance each country's ability to address shared global concerns. Conflict Economies in the Middle East and North Africa examines the common economic factors that continue to drive conflict in Iraq, Libya, Syria and Yemen. And Kazakhstan: Tested by Transition examines if the country can pursue modernisation and reform, and break from its authoritarian past. In 2020 and 2021, there were reports on The Business Case for Investment in Nutrition claiming to be the first of its kind to reveal the hidden costs of malnutrition for business, and the extent to which these costs are recognised and addressed by multinational companies and Myths and misconceptions in the debate on Russia which aims to deconstruct sixteen of the most prevalent myths and misconceptions that shape contemporary Western thinking on Russia. Distinctions In November 2016, Chatham House was named Prospect magazine's Think-Tank of the Year, as well as the winner in the UK categories for International Affairs and Energy and Environment. In the University of Pennsylvania's rankings for 2017, Chatham House was ranked the think