Prof. Dr. Gustavo De Deus, DDS, MSc, PhD Dr. Gustavo De-Deus received his DDS degree in 1996 and his Certificate in Endodontics in 1998 from Rio de Janeiro State University. In 2004, Dr. De-Deus received his Master Science degree in Materials Science and Engineering from Catholic University of Rio de Janeiro and his PhD was done at Rio de State University in Endodontics (2009). Dr. De-Deus has more than 200 scientific studies published (~140 studies in the JOE and IEJ) and has more than 100 lectures in 40 countries about Endodontic Infection, Single-visit Endodontics, MTA, Instrumentation Techniques, Irrigating Solutions, Root-Filling materials and Contemporary Endodontic Treatment. His studies had received over 5,500 citations in the Google Scholar database up to July 2018. He is Associate Editor for Root Fillings studies and Biomaterials of the International Endodontic Journal. Dr. De-Deus is Full-Professor in Federal Fluminense University and maintains a private practice limited to Endodontics in Ipanema, Rio de Janeiro, Brazil, since 1999. Prof. Dr. Emmanuel Silva, DDS, MSc, PhD Dr. Silva received his degree in Dentistry in 2007 and his Certificate in Endodontics in 2008 from Rio de Janeiro State University. In 2012, Dr. Silva concluded his Master Science Degree and PhD studies at the Campinas State University, with a PhD internship at the University of Minnesota. He also concluded a Postdoctoral Research program at the Campinas State University. Dr. Silva actually is a Professor at Rio de Janeiro State University, Fluminense Federal University and Grande Rio University. Dr. Silva has more than 250 scientific studies published (most of them in the Journal of Endodontics and International Endodontic Journal), has authored several chapters in Endodontic books, and lectured in congresses and events in Brazil and abroad, exploring contemporary Endodontic treatment topics. Dr. Silva maintains a private practice limited to Endodontics in Niterói, Rio de Janeiro, Brazil. Prof. Dr. Erick Souza, DDS, MSc, PhD Erick Souza received his DDS degree in 1999 from the Federal University of Maranhão (UFMA) - Brazil. From 2002-2008 he completed his Master Science and PhD programs in Endodontics at the Araraquara Dental School - UNESP - Brazil. From 2006-2007 he worked as a fellow researcher at the Academic Centre for Dentistry Amsterdam (ACTA), in the Netherlands. Professor Erick Souza has been extensively working with teaching at both under-graduating and graduating levels, since 1999. He has authored and co-authored more than 100 peer-reviewed papers in important international journals as a result of his active partnership with several endodontic research groups worldwide. Dr. Souza is an editorial board member for the International Endodontic Journal. He also maintains a cutting-edge Dental Practice limited to Endodontics in São Luis-Brazil and has comprehensively lectured in some of the most important congresses and events in Brazil and worldwide, exploring various Endodontic related topics. Prof. Dr. Marco A. Versiani, DDS, MSc, PhD Dr. Versiani received his degree in Dentistry in 1992. Since 1994, he has been working part-time in the Brazilian Military Police Dental Department in which he reached the grade of Colonel. He is a certified specialist in Endodontics (1999), but also in Didactics (1998) and Bioethics (2003). In 2012, Dr. Versiani concluded his Master Degree and PhD studies at the University of Sao Paulo, as well as 3 Postdoctoral Research programs at the same institution. He has authored 2 books, 25 chapters and more than 100 peer-reviewed papers in Endodontics, being an editorial board member of the International Endodontic Journal and advisory board member of the Journal of Endodontics. His most recent book was the "Root Canal Anatomy in Permanent Dentition" published by Springer in 2018. Dr. Versiani has lectured worldwide focusing on his main research interests that are the influence of root canal anatomy on endodontic procedures using non-invasive 3D X-ray micro-computed tomography, towards the improvement of both chemical and mechanical debridement of root canals. Prof. Dr. Mário Zuolo, DDS, MSc, PhD Dr. Mario Zuolo received his degree in Dentstry in 1981 by University of São Paulo (USP). He is specialist in Endodontics graduated by APCD and he was teaching Fellow in Endodontics at University of Iowa, College of Dentistry in 1990/1991. He obtained his Master Degree in Molecular Biology at UNIFESP/EPM and his PhD in Dental Clinics - Endodontics at UNICAMP. He is an Endodontic professor at the Dental School of Paulista Dental Association (APCD) and author of the Book: Reintervention in Endodontics, which has been published in various languages including spanish, english, german, greek and russian and successfully distributed worldwide. Dr. Zuolo is author of several scientific studies published in peer-review journals and has vast experience as national and international speaker in several subjects in endodontics. He has a private practice limited to Endodontics in São Paulo (Brasil) for more than 40 years.
