The CDC website is operated by the Department of Health and Human Services and is an entity of the U.S. government. As of 2015, the CDC's Associate Director of Communication is Dr. Katherine Lyon Daniel, a post that is in charge of informing the public using traditional and digital media.
"CDC" stands for "Center for Disease Control," and its mission is to protect the public health and safety. It is one of the major arms of the U.S. Department of Health and Human Services, an agency that is part of the executive branch of the federal government. Its current director, Dr. Frieden, frequently submits articles to the website and also creates blog posts on public health issues. Associate Director Katherine Lyon Daniel is in charge of communications with the public, including using digital media such as websites and blogs to spread health information.