Ellenmorris Tiegerman, PhD is the founder and CEO of Tiegerman School which was founded in 1985. She has written and lectured extensively on topics related to children with disabilities, the politics of education, and problems faced by families of children with disabilities. She has advanced educational degrees in speech language pathology, special education and social work. She has been involved in many research projects and is the author of several textbooks in the areas of language disorders, early intervention, parent language training and autism spectrum disorders.