Tenured Professor at the Department of Endodontics at UTHealth School of Dentistry at Houston.
Full time professor at the University of Southern California and Loma Linda University in California.
Worked at the Center for Biofilm, at the Advanced Imaging and Microscopy Core at Loma Linda School of Medicine and at the Center Facility for Advanced Microscopy and Microanalysis at UC Riverside.
His main research focus is in the irrigation of the root canal system. He has dictated over 120 conferences world wide, published over 30 peer-reviewed papers and he has written eight book chapters.
