Michael Acton Smith, OBE, is the co-founder of the hugely successful Calm app. In 2014 he was appointed an OBE for services to the creative industries. Michael Acton Smith is frequently listed among the most influential people in the digital industry and has appeared in the Guardian's '100 Most Powerful People in Media', Wired's 'Top 100 of Britain's Digital Power', and The Times' '100 to Watch list'. He lives in London and can be found on Twitter @acton.