CEEDAR Team Members

  • Lynn Holdheide

    Lynn Holdheide is a managing technical assistance consultant for AIR with more than ten years of experience in providing responsive technical assistance of the highest quality to state education agencies (SEAs) and regional comprehensive centers. She currently serves as the Director of Strategy and Operations for the CEEDAR Center and is the Director of the Center on Great Teachers and Leaders (GTL). Her comprehensive knowledge of and expertise in special education-including response to intervention, inclusive services, evaluating teacher effectiveness, and improving the preparation of teachers for students with at-risk characteristics and disabilities-make her uniquely well-qualified to lead technical assistance efforts in these key areas. With experience as a special education teacher, project coordinator and education consultant for nine years at the Indiana Department of Education, Division of Exceptional Learners, Holdheide is sensitive to the needs of teachers of students with disabilities and has a deep understanding of the challenges that SEAs face in education reform.

  • Lindsey Hayes
    Lindsey Hayes currently serves as CEEDAR’s intensive technical assistance lead. She helps teams in over 20 states create robust networks between state education agencies, educator preparation programs, and local districts to align preparation policy and professional learning systems for teachers and leaders serving students with disabilities. She serves as the current CEEDAR state lead in Colorado and New York and has previously served in this capacity for teams in Florida, Illinois, and South Dakota.

More about AIR


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AIR is one of the world’s largest behavioral and social science research and evaluation organizations. Our overriding goal is to use the best science available to bring the most effective ideas and approaches to enhancing everyday life. For us, making the world a better place is not wishful thinking. It is the goal that drives us.

Founded in 1946 as a not-for-profit organization, we conduct our work with strict independence, objectivity and non-partisanship. Learn more about our history.

The intellectual diversity of our 1,800 employees enables us to bring together experts from many fields in the search for innovative answers to challenges that span the human life course.