Eileen Costello is now Chief of Ambulatory Pediatrics at Boston Medical Center, after working as a primary-care pediatrician in Boston for over 25 years. She serves on the board of the Asperger's Association of New England (AANE) and has been twice honored with the Partners in Excellence Award by Partners Healthcare. Dr. Costello is the co-author of Quirky Kids: Understanding and Helping Your Child Who Doesn’t Fit In—When to Worry and When Not to Worry (Random House), which offers expert guidance on caring for children with neuro-developmental challenges. She is a graduate of Harvard University and received her medical degree from the Feinberg School of Medicine at Northwestern University.

Eileen Costello, M.D., is a member of the ADDitude ADHD Medical Review Panel.