Have an attendance code? Sign In to enter it. This live web event has ended. Thank you for attending. Contributors Duane Miller, P.E. Duane K. Miller, Sc.D., P.E., Lincoln Electric, is a recognized authority on the design and performance of welded connections. He has authored and co-authored chapters of many texts, including the AISC Design Guide on Welding and the Mark’s Handbook of Engineering, 12th Edition. Dr. Miller is the former Chair of the AWS D1 Structural Welding Committee and was the first Chair of the Seismic and Bridge Welding subcommittees. His current technical involvement includes membership on the AWS D1 committee, the AWS Technical Activities Committee, and the AISC Specification Committee. He is a Professional Engineer, and formerly a Certified Welding Inspector and Qualified Welder.