Dennis J. Ernst MT(ASCP) is the Director of the Center for Phlebotomy Education, Inc. in Corydon, Indiana. In addition to being a highly recruited international lecturer, he is the author of over 50 articles on phlebotomy, has written two textbooks and three desk references, and edits the Phlebotomy Today family of newsletters, which has a worldwide monthly readership of over 14,000 health care professionals. He has appeared as a subject matter expert on Dateline NBC, and has been quoted by the Wall Street Journal and the Washington Post. He is regularly recruited by the US Centers for Disease Control to participate on evidence review panels that develop best practices for the industry and serves as an expert witness in phlebotomy-related litigation. Mr. Ernst has served on nine document development committees for CLSI, five of them as chairholder.