California Code, Welfare and Institutions Code - WIC § 1718

(a) The Governor shall appoint three commissioners, subject to Senate confirmation, to the Board of Juvenile Hearings.  These commissioners shall be appointed and trained to hear only juvenile matters.  The term of appointment for each commissioner shall be five years, and each term shall commence on the expiration of the predecessor.  Each commissioner currently serving on the Board of Parole Hearings to hear only juvenile matters shall continue to serve as a commissioner of the Board of Juvenile Hearings until his or her current term expires.  The Governor shall stagger the remaining vacancies as follows:  one commissioner term to expire on July 1, 2018, and one commissioner term to expire on July 1, 2019.  Any appointment to a vacancy that occurs for any reason other than expiration of the term shall be for the remainder of the unexpired term.  Commissioners are eligible for reappointment.  The selection of persons and their appointment by the Governor and confirmation by the Senate shall reflect as nearly as possible a cross section of the racial, sexual, economic, and geographic features of the population of the state.

(b) The Chair of the Board of Juvenile Hearings shall be designated by the Governor periodically.  The Governor may appoint an executive officer of the board, subject to Senate confirmation, who shall hold office at the pleasure of the Governor.  The executive officer shall be the administrative head of the board and shall exercise all duties and functions necessary to ensure that the responsibilities of the board are successfully discharged.  The Director of the Division of Juvenile Facilities shall be the hiring authority for all civil service positions of employment with the board.

(c) Each commissioner shall participate in hearings, including discharge consideration hearings, initial case reviews, and annual reviews.