Of course, Atwood is not the only writer to use social media. There are other writers who use various platforms to reach readers. Signature recently highlighted some writers to follow: http://www.signature-reads.com/2017/04/authors-online-quirkiest-wisest-authors-follow-on-social/?ref=BEBF7DBE6741. A couple of years ago, The Guardian featured other well-known authors who excel at social media: https://www.theguardian.com/books/2015/may/11/10-authors-who-excel-on-the-internet. Margaret Atwood made both lists.