UTHealth Expert List


Gary Badger, D.D.S., M.S.

Gary  Badger
  • Chair of the Department of Pediatric Dentistry, UTHealth School of Dentistry
  • Associate Professor, UTHealth School of Dentistry

Gary Badger, D.D.S., M.S. specializes in pediatric dentistry, practice management, minor orthodontic treatments, and behavior management.



Robert Cederberg, D.D.S.

Robert  Cederberg
  • Director of Clinical Education and Quality Improvement
  • Professor in the Department of General Practice and Dental Public Health, UTHealth School of Dentistry

Robert Cederberg, D.D.S., specializes in oral & maxillofacial radiology, dental clinic operations and management, and dental patient care technology.


Margo Melchor, Ed.D., M.Ed., R.D.H.

Margo  Melchor
  • Associate Professor and Director, Community Outreach, UTHealth School of Dentistry

Margo Y. Melchor, Ed.D(c)., M.Ed., R.D.H., coordinates local community outreach events such as “Give Kids a Smile” and works with community partners and affiliations for the UTHealth School of Dentistry student community service learning. Activities include: health fairs, educational workshops and off-site clinical rotations and/or experiences throughout the Houston area.  

Previous interview: http://go.uth.edu/GKAS_Melchor 


Ryan Quock, D.D.S.

Ryan  Quock
  • Associate Professor, UTHealth School of Dentistry 

Ryan Quock, D.D.S., is an associate professor of Restorative Dentistry and Vice Chair of the Department of Restorative Dentistry and Prosthodontics. His scholarly interests have focused on the practical aspects of caries management, including fluoride therapies, sealants and the conservative surgical treatment of dental caries.

 Previous interview: http://go.uth.edu/KUHF_HM_Quock 


Gena Tribble, Ph.D.

Gena  Tribble
  • Associate Professor, Periodontics and Dental Hygiene, UTHealth School of Dentistry

Gena Tribble, Ph.D. specializes in research studies on oral bacteria. She is able to discuss the transfer of oral microbial bacteria and oral bacteria such as anaerobic bacteria associated with periodontal disease. Tribble is the student research coordinator.

Previous Interview: http://go.uth.edu/akpnjmzy


John Valenza, D.D.S.

John  Valenza
  • Dean, UTHealth School of Dentistry
  • Distinguished Teaching Professor, Diagnostic and Biomedical Sciences, UTHealth School of Dentistry

John Valenza, D.D.S., specializes in clinical education, dental informatics and the use of technology in patient care.


Gisela Velasquez, D.D.S.

Gisela  Velasquez
  • Associate Professor of Pediatric Dentistry, UTHealth School of Dentistry

Gisela Velasquez, D.D.S., M.S., specializes in pediatric dental conditions such as infant oral health, childhood cavities, dental hygiene, dental trauma and cleft lip palate. Velasquez is available for interviews in English and Spanish.


Donna Warren-Morris, R.D.H., M.Ed.

Donna  Warren-Morris
  • Professor, Periodontics and Dental Hygiene, UTHealth School of Dentistry

Donna Warren Morris, R.D.H., specializes in preventive dentistry, oral hygiene, fluorides and geriatric oral health issues.

Previous Interview: http://bit.ly/IWMGT0