; (B) 1 shall be the Chairperson of the Survivors Truth and Healing Subcommittee, who shall serve as the Vice Chairperson of the Federal Truth and Healing Advisory Committee; (C) 1 shall be the White House Domestic Policy Advisor, who shall serve as the Secretary of the Federal Truth and Healing Advisory Committee; (D) 1 shall be the Director of the Bureau of Trust Funds Administration (or a designee); (E) 1 shall be the Archivist of the United States (or a designee); (F) 1 shall be the Librarian of Congress (or a designee); (G) 1 shall be the Director of the Department of the Interior Library (or a designee); (H) 1 shall be the Director of the Indian Health Service (or a designee); (I) 1 shall be the Assistant Secretary for Mental Health and Substance Abuse of the Department of Health and Human Services (or a designee); (J) 1 shall be the Commissioner of the Administration for Native Americans of the Department of Health and Human Services (or a designee); (K) 1 shall be the Director of the National Institutes of Health (or a designee); (L) 1 shall be the Senior Program Director of the Office of Native Hawaiian Relations of the Department of the Interior (or a designee); (M) 1 shall be the Director of the Office of Indian Education of the Department of Education (or a designee); (N) 1 shall be the Director of the Rural, Insular, and Native American Achievement Programs of the Department of Education (or a designee); (O) 1 shall be the Executive Director of the Advisory Council on Historic Preservation (or a designee); (P) 1 shall be the Assistant Secretary of Indian Affairs (or a designee); and (Q) 1 shall be the Director of the Bureau of Indian Education (or a designee). (2) Period of service; vacancies