; (B) a representative of the Child Protection System (formerly Operation Fairplay) at the Child Rescue Coalition with subject matter expertise on child sexual exploitation and abuse investigations; (C) a representative of the National Association to Protect Children, with subject matter expertise on child sexual exploitation and abuse; (D) a representative of the National Center for Missing and Exploited Children, with subject matter expertise on child sexual exploitation and abuse; and (E) a representative of the Rape, Abuse & Incest National Network, with subject matter expertise on child sexual exploitation and abuse. (b) Continuation of membership If a member of a working group was appointed based on membership in an agency or organization and the member ceases to be a member of such agency or organization, such member shall cease to be a member of the working group on the date on which the member ceases to be a member of such agency or organization. (c) Terms Each member should be appointed for the life of the working group. (d) Vacancy Any member appointed to fill a vacancy occurring before the expiration of the term for which the member’s predecessor was appointed shall be appointed only for the remainder of that term. A member may serve after the expiration of that member’s term until a successor has taken office. A vacancy in the working group shall be filled in the manner in which the original appointment was made. (e) Compensation Members of the working group shall serve without pay. (f) Quorum A simple majority of the members constitutes a quorum, but a lesser number may hold hearings. (g) Chairperson The Chairperson of the working group shall be the director of the Child Exploitation and Obscenity Section of the Department of Justice. (h) Meetings The working group shall hold virtual meetings monthly, and any subgroup of the working group shall hold additional meetings as necessary. 6. Staff of working group