Acting Director
Division of Investigative Oversight (DIO), Office of Research Integrity (ORI)
Dr. Ranjini Ambalavanar is the Acting Director of the Division of Investigative Oversight (DIO), Office of Research Integrity (ORI). DIO conducts oversight review of cases of Research misconduct in Public Health Service (PHS)-funded research at US institutions. Since joining ORI in 2009, Dr. Ambalavanar has handled more than 100 allegations of research misconduct.

Prior to joining ORI, Dr. Ambalavanar was at the University of Maryland, Baltimore School of Dentistry, for nine years where she conducted research and taught and mentored graduate students and postdoctoral fellows. During her 19 years of experience as a neuroscientist, she explored the neural mechanisms of chronic craniofacial pain disorders and made important contributions to the field. Dr. Ambalavanar is a veterinarian who completed her Ph.D. in 1992 from the University of Liverpool, UK, and completed two years of postdoctoral training at Cambridge University, UK. In 1994, she joined the National Institutes of Deafness and Other Communication Disorders (NIDCD, NIH), as a Fellow, where she earned the NIDCD Research Excellence Award.