As the highest-ranking Asian American in the history of the U.S. Navy, Ambassador Harry B. Harris Jr. oversaw all military operations for more than half of the world’s geography as Commander, U.S. Pacific Command (USPACOM). Widely regarded for his leadership, Amb. Harris was selected to serve by two presidential administrations – first to lead in one of the military’s most challenging roles at a critical time when the U.S. confronted the rise of new world powers and nuclear threats, and later as U.S. Ambassador to the Republic of Korea.

A geopolitical strategist and forecaster, Mr Zeihan combines topography, economics, demographics, history and culture to craft the future. He approaches the world from his clients' points of view, distilling global complexities into actionable items, leaving audiences with clear concepts of what cannot happen, what must happen eventually, and what will happen very soon.

Widely respected for his determined dedication to upholding American values and democracy, The Honorable Ken Buck represented Colorado’s 4th Congressional District in the United States House of Representatives during one of the most transformative periods in our nation’s history. Republican Congressman Buck was first elected to Congress in 2014 and served an impactful five terms until making the decision to resign in 2024. Throughout his decade-long tenure in Congress, Buck sought to affect change to policy and politics from inside the beltway and championed legislation in favor of small government, less debt, and antitrust initiatives. Following his time in Congress, Buck retains his unwavering passion for driving meaningful change in politics and solving problems for the American people.

Alex Macqueen is an actor, best known for his roles as Julius Nicholson in the BBC’s Thick Of It and Neil’s Dad in the Channel 4 comedy The Inbetweeners. He was a member of the National Youth Theatre and President of the Cambridge University Theatre Company, before qualifying as a Barrister at the Middle Temple. In 2017, he was elected by the Inn as a Master of The Bench.

Sir John Scarlett KCMG OBE served as chief of the British Secret Intelligence Service (SIS or MI6) from 2004–2009. Over his more than 20 years at MI6, he served in Nairobi, Paris, and twice in Moscow, as well as several assignments in London covering the Middle East, Africa, Eastern Europe, and the Soviet Union. In 2001 he retired from SIS on appointment as chairman of the Joint Intelligence Committee (JIC) in the Cabinet Office. He rejoined SIS as head of the service in 2004. Scarlett is an expert on geopolitics as well as crisis management, global security, and leadership.

During his time as Chief of Defence he successfully concluded combat operations in Afghanistan. He was the prime military architect of the 2015 Strategic Defence and Security Review, helping to secure the 2% GDP financial settlement for UK Defence. He was also instrumental in the strategic recalibration of UK military commitment to meet the multiple demands of ideologically inspired terrorism, a more assertive Russia and a far less stable global context. In August 2016 General Houghton became the 160th Constable of the Tower of London, but he remains closely involved in Security and Defence issues.

In four years as Foreign Secretary William dealt with a turbulent period encompassing wars in Libya and Syria, withdrawal from Afghanistan, the Ukraine crisis, the struggle against terrorism and relations with Europe. He expanded Britain's diplomatic network and placed a renewed emphasis on export success. William also led the negotiating team that created coalition government in 2010. His mix of international and domestic experience has given him a deep knowledge of the inside of politics and the reasons for growing instability in world affairs.

Alongside Sunday Times responsibilities and columns in Professional Investor and Industrial Review, David is a prolific book-writer. In speeches David likens low oil prices to a major tax cut, and distinguishes between good (UK) and possibly bad (Eurozone) deflation. He might also reveal the latest findings of his own Skip Index, a reliable indicator of the state of the domestic economy.

Robert Hannigan is a leading authority on cyber security, cyber conflict and the application of technology in national security. He is an international speaker and contributing author on cyber security topics. Currently, Robert serves as Chairman of BlueVoyant International, a global cybersecurity services firm. He is a Senior Adviser to McKinsey & Co and advises a number of international companies on cyber security. Prior to moving into the private sector, Robert served as Director of GCHQ, the UK’s largest intelligence and security agency. Robert has a long history of involvement in cyber security and technology, having drawn up the UK’s first Cyber Security Strategy and outlined the government’s ambition of making the UK ‘the safest place to live and do business online’. He set up the UK’s National Cyber Security Centre as part of GCHQ and launched the active cyber defense program for the UK in 2016. He was responsible with military colleagues for the UK’s national offensive cyber programme.

Ash Alexander-Cooper OBE is a former Specialist Military Unit Colonel in the British Armed Forces and a former Partner at McChrystal Group - an elite advisory services firm that builds agile teams and enables clients to adapt to their complex operating environments. Ash was a Partner in McChrystal Group's London, England office, where he focused on expanding the firm’s offerings and developing relationships with European clients. With a focus on leader development, talent management, and team-building solutions, Ash draws upon lessons learned from over 22 years of experience leading and managing diverse multinational military, civilian government and other elite teams.

Sir John Sawers is the former chief of the British Secret Intelligence Service (SIS or MI6). “Tall, dashing, and an astute judge of character…[he] could indeed be a character out of Ian Fleming.” Sawers draws from his personal experience in managing the most challenging foreign and security policy issues of the last 20 years, including the rise of China, the evolution of Russia, the threat of cyber attack, the changes in the Middle East, and the nuclear negotiations in Iran. His is a powerful look at the forces and key players shaping the world and how organizations can make it work for them.

A career broadcaster, Gavin is a gifted communicator who shares his passion and insight with his audience. As the BBC's Europe Editor, Gavin is one of the leading commentators on the Eurozone crisis and the European Economy and is able to offer a unique and important insight into the key issues, the politics of Brussels, and the challenges involved in Europe returning to growth. He has a background in North American politics and has covered most of the US election campaigns in the past twenty years.