Mark Pack, Baron Pack

Mark Pack, Baron Pack, is a British politician and life peer who has served as a member of the House of Lords since 2025. He previously served as the president of the Liberal Democrats from 2020 to 2025, during which time he also acted as a co-leader of the party. An expert in political campaigning and opinion polling, he has authored several books on election strategy and the history of political polling. Before his parliamentary career, he worked in communications consultancy and as a lecturer, and he remains a prominent commentator on Liberal Democrat affairs.