and SV Angel. In November 2016, the Collison brothers became the world's youngest self-made billionaires, worth at least $1.1 billion, after an investment in Stripe from CapitalG and General Catalyst Partners valued the company at $9.2 billion. In 2017, the brothers were worth at least $3.2 billion each after Stripe raised $150 million from CapitalG, an investment division of Google parent's company Alphabet, and General Catalyst Partners. In 2018, Stripe, under the direction of the Collison brothers, contributed $1 million to California YIMBY, a pro-housing development lobbying organization. In September 2019, it was announced that Stripe had raised an additional $250 million at a valuation of $35 billion. Together, the brothers hold a controlling interest in Stripe and will be able to retain control should the company go public. Other Both Collison and his younger brother John were featured on a young Irish persons rich list aired on an RTÉ television show during the 2008 Christmas period. On 18 July 2009, at the age of 20 and following the publication of McCarthy Report, Collison outlined his ideas for the future of Ireland on popular talk-show Saturday Night with Miriam. According to Collison, he reads books and is interested in a broad range of subjects on history, technology, engineering, fiction, philosophy, and art. He publishes the list of books he read on his website. In November 2018, Collison published a piece in The Atlantic with Michael Nielsen entitled Science is Getting Less Bang for its Buck, arguing that increased investment in science hasn't produced commensurate output. In 2019, Collison published an opinion piece in the same outlet with Tyler Cowen arguing for a new academic discipline called "Progress Studies", which would study the cultural and institutional conditions which lead to the most progress and higher standards of living. On 29 June 2020 Collison criticized the Chinese governments treatment of Uighurs tweeting: "As a US business (and tech) community, I think we should be significantly clearer about our horror at, and opposition to, the atrocities being committed by the Chinese government against its own people". Collison lives in San Francisco, California. Forbes article A profile of the brothers published in Forbes in 2021 claimed the brothers had "escaped" from Limerick, describing it as a "warzone" because of a gang feud and it was "the 'murder capital' of Europe". It claimed "shootings, pipe bomb attacks, and stabbings" happened there every night. It also