Sean Moriarty is a common name, and without more context, it's challenging to identify a specific individual as there could be several authors or notable personalities with that name. However, if you are referring to the tech industry executive, he is known as the CEO of Leaf Group, a diversified Internet company that builds platforms to enable communities of creators to reach dedicated audiences in large and growing lifestyle categories. Prior to Leaf Group, Moriarty held leadership roles at various organizations, including Ticketmaster, where he served as President, CEO, and a board member. Please provide more detailed information if you are referring to a different Sean Moriarty or if you're interested in a Sean Moriarty within a specific field or domain.