Dominic Cummings is a British political strategist known for his role as the chief advisor to former Prime Minister Boris Johnson. He played a significant part in the Vote Leave campaign during the 2016 Brexit referendum, advocating for the United Kingdom's departure from the European Union. Cummings gained attention for his unconventional approach to politics and his focus on data-driven strategies. He was involved in various government initiatives but faced controversy, particularly regarding his actions during the COVID-19 pandemic, which led to public scrutiny and debates about his influence in government decision-making.