; and (ii) provide information relating to Federal grant programs available to nonprofit organizations and houses of worship. (C) Personnel (i) Assignments The Clearinghouse shall be assigned such personnel and resources as the Secretary considers appropriate to carry out this subsection. (ii) Detailees The Secretary may coordinate detailees on a reimbursable or a nonreimbursable basis as required for the Clearinghouse. (iii) Designated point of contact (I) In general There shall be not fewer than 1 employee assigned or detailed to the Clearinghouse who shall be the designated point of contact to provide information and assistance to nonprofit organizations and houses of worship, including assistance relating to the grant program established under subsection (c). (II) Contact information The contact information of the designated point of contact under subclause (I) shall be made available on the website of the Clearinghouse. (iv) Qualification To the maximum extent possible, any personnel assigned or detailed to the Clearinghouse under this subparagraph should be familiar with nonprofit organizations (including faith-based organizations and houses of worship) and with physical and online security measures to identify and prevent safety and security risks. (2) Clearinghouse contents (A) Evidence-based tiers (i) In general The Secretary, in consultation with the Attorney General, the Executive Director of the White House Office of Faith-Based and Neighborhood Partnerships, and the head of any other agency the Secretary determines appropriate, shall develop tiers for determining evidence-based best practices and recommendations that demonstrate a significant effect on improving safety and security of nonprofit organizations and houses of worship. (ii) Requirements The tiers required to be developed under clause (i) shall— (I) prioritize— (aa) strong evidence from not fewer than 1 well-designed and well-implemented experimental study