Dwalin DeBoer cowrote "Orthopaedic Instrumentation: Traditional-to-Disposable Conversion." She is medical program manager at MackMedical/Mack Molding Co. (Arlington, VT). She has 15 years of experience in the plastics industry and a cross-functional engineering background–from product development to process engineering and molding room management.  Contact her at dwalin.deboer@mack.com.

Robert Dunne wrote "Great Expectations: What Wall Street Wants from Orthopaedics Companies." He is the portfolio manager for Orthopedic Investment Partners Fund LP (New York City), a musculoskeletal-focused hedge fund launched by Viscogliosi Bros. LLC in January 2004. Dunne brings more than 30 years of Wall Street medical device–specific investing experience as a leading analyst and hedge fund portfolio manager with Martin Simpson & Co. and as an analyst with Wasserstein Perella & Co. He can be reached at rdunne@vbllc.com.

Ryan C. Heniford cowrote "Weaving Innovation into Device Design." He is senior development engineer at Secant Medical LLC (Perkasie, PA), where he leads the development technician team. He works with the team to develop novel textile structures for implants. Contact him at ryan.heniford@secantmedical.com.

Greg Hetland, PhD, wrote the cover story, "Speaking a Precise Language." He is president of the International Institute of GD&T (Stillwater, MN). He has expertise in the mechanical and  precision engineering fields as an engineer, consultant, educator, and author. He is also a U.S. representative on international standards development in the areas of dimensional tolerancing, physical metrology, statistical tolerancing, and uncertainty analysis with emphasis in the submicrometer regime. He can be reached at greg-hetland@iigdt.com.

Jeffrey M. Koslosky cowrote "Weaving Innovation into Device Design." He is the director of technology and product development at Secant Medical. He heads a team of engineers and technicians to develop novel textile structures for specific applications. Contact him at jeff.koslosky@secantmedical.com.

Chris Wartinger cowrote "Orthopaedic Instrumentation: Traditional-to-Disposable Conversion." He is business development manager for MackMedical/Mack Molding Co. A specialist in the orthopaedic marketplace, he is the first point of contact in Mack’s manufacturing partnerships with orthopaedics OEMs. He has been at the company for 18 years. Reach him at chris.wartinger@mack.com.