Sir Christopher Anthony Hohn KCMG is a British billionaire hedge fund manager, the founder of The Children's Investment Fund (TCI), and one of the world's most aggressive and successful activist investors. Born in Surrey, U.K., in 1966, his father was a Jamaican-born car mechanic and his mother a legal secretary, giving him a working-class background that fueled his immense drive.

Hohn's education was stellar: he graduated with first-class honors in accounting and business economics from the University of Southampton in 1988, and later secured an MBA from Harvard Business School in 1993, graduating as a Baker Scholar (top five percent of graduates). This combination of financial rigor and a strong moral compass (fueled by his humanitarian interests) defined his career path in high-stakes finance.

Christopher Hohn began his career at Apax Partners and then joined the hedge fund Perry Capital in 1996, rising to head its London operations. The pivotal moment came in 2003 when he established The Children's Investment Fund (TCI). TCI pioneered the activist hedge fund model, acquiring large stakes in publicly traded companies and aggressively pushing for management changes, sales of assets, and improved governance to maximize shareholder returns.

Hohn's activist campaigns were often controversial, targeting major companies globally. His success as a star trader and activist generated phenomenal returns, securing his multi-billion dollar fortune. In recent years, he has gained prominence for his outspoken activism on climate change and corporate compensation, notably writing open letters to Google/Alphabet's CEO Sundar Pichai, calling for headcount reduction and addressing excessive employee compensation. In 2014, he was appointed a Knight Commander of the Order of St Michael and St George (KCMG) for services to philanthropy.

Christopher Hohn is one of the world's largest and most dedicated philanthropists. He initially founded the Children's Investment Fund Foundation (CIFF), to which he has donated billions of dollars, focusing on children's welfare, health, and international development.

His unique social impact is his climate change activism, using his massive shareholder power to force major corporations to decarbonize. He has donated funds to environmental groups like Extinction Rebellion and made a £2.4 million donation in 2020 to purchase COVID-19 testing machines. His structural commitment is to using financial markets to hold corporations accountable for social and environmental performance.

Sir Christopher Hohn maintains the intense, disciplined style of a major activist investor. His attire is consistently formal and high-quality, favoring tailored suits. His aesthetic is one of composed intellectual rigor, reflecting his Harvard pedigree and his unwavering focus on corporate and social change.

Residing in London, his luxury is the autonomy derived from his immense fortune, which he leverages to aggressively pursue activist campaigns and global philanthropy. His life is defined by the profitable intersection of high finance and high-stakes social and environmental crusades.