John Henry has worked in packaging since 1976 and is known as the go-to guy for information on packaging machinery. He is the author of the “Packaging Machinery Handbook” and “Secrets of Buying Packaging Machinery” and has authored more than 60 related articles in the trade press. At his consultancy, www.changeover.com, Henry focuses on helping manufacturers reduce downtime and improve operating efficiency. Got a question, comment, or column idea? He can be reached at johnhenry@changeover.com
