Matthew Santoro is a Canadian YouTube personality, author, and speaker. He is best known for his educational videos on his YouTube channel, which has over 10 million subscribers. He has also written two books, Mind = Blown and 50 Amazing Facts to Blow Your Mind. Santoro is passionate about inspiring others to learn and grow, and his videos have been viewed over 1 billion times. He has been featured in various media outlets, including The New York Times, BBC, and The Guardian. He is also a sought-after speaker, having spoken at TEDx, VidCon, and other events. Santoro is a strong advocate for mental health awareness and has been an ambassador for the Canadian Mental Health Association since 2017.