Dr. Lee N. Sheldon is a periodontist, author, and educator based in Melbourne, Florida. His clinical work has focused on preserving natural teeth through comprehensive diagnosis, nonsurgical periodontal therapy, periodontal endoscopy, and interdisciplinary treatment planning.

Dr. Sheldon has lectured extensively throughout the United States, including multiple presentations at the American Academy of Periodontology, the Seattle Study Club, the Western Society of Periodontology, RDH Under One Roof, and numerous state and regional dental organizations.

He is the author of The Ultimate Mouth Manual and has contributed to peer-reviewed publications on periodontal treatment. His educational philosophy emphasizes the importance of critical thinking, identifying the underlying causes of periodontal disease, and creating effective partnerships between dentists and dental hygienists.

His presentations combine clinical experience, scientific evidence, and documented patient outcomes to demonstrate how predictable periodontal healing can often preserve teeth that might otherwise be extracted.