Claudio Passavanti, also known as Sunlightsquare and Doctor Mix, is a renowned pianist, music producer, and digital innovator. Based in London, he combines classical training, jazz expertise, and a deep passion for electronic music to captivate global audiences. With seven Sunlightsquare albums and a thriving YouTube channel, Doctor Mix, boasting over 500,000 subscribers, Claudio is a leading figure in modern music production and creative entrepreneurship.