An American You Tuber and Podcaster, CGP Grey is currently single. He posts videos explaining complex and interesting topics. CGP Grey has been active on Reddit having his own sub and co-hosts a podcast known as hello internet. CGP is well known for his work on Crash Course: Economics, Humans Need Not Apply. Grey has stated that the presentation style of his videos is influenced by that of Yahtzee Croshaw's Zero Punctuation series.
Grey has dual American and Irish citizenship. The channel features short explanatory videos on varying subjects, including politics, geography, economics, and British culture. The channel's first popular video was an explanation of the terminology of the British Isles, which went viral CGP Grey's videos have gained increasing attention, having been covered by several publications, The Huffington Post, The Washington, and Business Insider.