Jeffrey A. Mangus is a professional Author/ghostwriter and CEO of GHOSTWRITING USA. Jeffrey specializes in non-fiction books, ebooks, blogs, webpages for business, individuals, companies, large or ...view moreJeffrey A. Mangus is a professional Author/ghostwriter and CEO of GHOSTWRITING USA. Jeffrey specializes in non-fiction books, ebooks, blogs, webpages for business, individuals, companies, large or small.view less