Andreas Nolte graduated as a Certified Dental Technician in Lübbecke in 1989 and worked at several dental laboratories through 1993. The following eight years he worked in an in-office laboratory. Following various stints in different areas of Germany and abroad in 2001 and 2002, he founded his own company Enamelum et Dentinum in Münster, where he has been running his own laboratory and training center since 2004. Nolte has authored several articles in dental and dental technology journals and has been a presenter on the international stage since 2000. He is a member of the editorial boards of Quintessenz Zahntechnik and Dental Dialogue and has been a member of “Group 65” for several years.

Dr John Nusstein received his DDS from the University of Illinois at Chicago College of Dentistry in 1987. He served 12 years in the U.S. Air Force and completed his endodontic training at The Ohio State University in 1995, earning a certificate in endodontics and an MS for research involving intraosseous anesthesia. Dr Nusstein has been a Diplomate of the American Board of Endodontics since 1999. He became a full-time educator at The Ohio State University College of Dentistry in 2000 and is now a tenured professor, was appointed Chair of the Division of Endodontics in 2006, and holds the William J. Meyers Endowed Chair in Endodontics. He has authored/coauthored over 100 scientific articles and 9 chapters in leading endodontic textbooks. His focus of research is local anesthesia and pain control and ultrasonic irrigation.