Erik W. Johnson, CIH, CSP, is a technical service specialist with the Personal Safety Div. of 3M Co. (Email: erikwjohnson@mmm.com), where he has worked for the past 25 years. His current responsibilities include product development and stewardship, technical writing, and public speaking. Previously, his focus was technical service for the Asia/Pacific region. Johnson holds a BA in physics from St. Olaf College in Northfield, MN, and a Master’s in Public Health (MPH) with an emphasis in industrial hygiene from the Univ. of Minnesota.