Her research focuses on the extent to which Universal Design is used among college faculty, the effects of self-advocacy instruction to access academic accommodations in postsecondary education (PSE), and assistive technology in PSE. Dr. Holzberg has presented at numerous conferences on a variety of topics (e.g., professional development, self-advocacy, transition to PSE settings.) Additionally, she has co-authored book chapters, and has publications in the area of secondary transition and self-advocacy. In addition to her scholarship and teaching activities, Dr. Holzberg is active in several subdivisions of the Council for Exceptional Children (CEC). She also serves on the boards of NC CEC and NC TASH.