Prof. Renato de Toledo Leonardo

- Speaks Spanish, Portuguese and English. - Specialist in Endodontics, Regional Board of Endodontics (São Paulo, Brazil). - Ex-Head and Chairman, Department of Restorative Dentistry, Araraquara Dental School – UNESP . - Ex-Head and Chairman MS and PhD Programs in Endodontics Araraquara Dental School - UNESP. - Master in Endodontics, University of São Paulo. - PhD in Pathology, University of São Paulo. - Visiting Professor, University of Texas - San Antonio, USA. - Invited Professor, U.I.C.- Universitat Internacional de Catalunya, Barcelona Spain. - Vice-President of the Brazilian Society of Endodontics SBENDO - Member of the A.A.E. (American Association of Endodontics) - The Chief Editor (Endodontist) for "Indian Dentists Research & Review." - The Honorary Editor for "World Journal of Dentistry”.