Jan Lindhe, or periodontology's entry into the age of evidence
Dr Marcello Molinaro
Dentist, founder of PerioVoice AI · August 09, 2026
Biography
Jan Lindhe (born 1935) is a Swedish periodontist, a graduate of the Royal School of Dentistry in Malmö, specialized in oral surgery and periodontology at the University of Lund. His academic career took him to the University of Umeå as associate professor, then to the University of Gothenburg from 1969, where he held the chair of periodontology until 2001 — with a stint as dean of the dental school at the University of Pennsylvania between 1983 and 1988.
Major contribution
In 1983, Lindhe published the first edition of Clinical Periodontology, a textbook that marked a break from the teaching of the time, then largely based on clinical opinion and deductive reasoning rather than scientific evidence. He edited six editions of this work between 1983 and 2015, while serving for 30 years as editor-in-chief of the Journal of Clinical Periodontology.
Historical context
Before the 1980s, clinical periodontology relied heavily on individual practitioner experience and sometimes conflicting schools of thought, with few controlled clinical trials to settle disputes between them. Lindhe belongs to the generation of researchers (alongside figures such as Harald Löe or Sigmund Socransky) who progressively established the randomized clinical trial and published evidence as the discipline's standard.
Analysis
Lindhe's influence doesn't rest on a single discovery, but on three decades of institutional work: editing a regularly updated reference textbook, leading the field's main scientific journal, and training generations of clinicians across several countries. His textbook, now co-edited with Niklaus Lang and Thorkild Karring under the title Clinical Periodontology and Implant Dentistry, remains a reference in dental schools worldwide.
Conclusion
If modern periodontology now defines itself as an evidence-based discipline rather than one of opinion, a large part of that transformation owes to Jan Lindhe's combined role as researcher, journal editor, and reference author.
