20 U.S.C. § 9104
Deputy Directors
The Office of Library Services shall be headed by a Deputy Director, who shall be appointed by the Director from among individuals who have a graduate degree in library science and expertise in library and information services. The Office of Museum Services shall be headed by a Deputy Director, who shall be appointed by the Director from among individuals who have expertise in museum services.
( Pub. L. 94–462, title II, § 205 , as added Pub. L. 104–208, div. A, title I, § 101(e) [title VII, § 702] , Sept. 30, 1996 , 110 Stat. 3009–233 , 3009–295.)