Since joining the School of Dentistry in 2010 he has focused his teaching efforts on predoctoral students. He also holds a professional degree in Dentistry from Los Andes University School in Merida-Venezuela. After completing a post-professional degree in Dentistry, Dr. Aponte was appointed as Clinical Instructor at the University of Los Andes in 1972, where he subsequently moved through the ranks to Full Professor in Dentistry. From 2008 to 2010 he served as an Associate Professor at the University of Alabama School of Dentistry.