; (B) identify barriers to the collection of data on the incidence of sex and labor trafficking; and (C) recommend practices to promote better data collection and analysis. (2) Membership The working group established pursuant to paragraph (2) shall include— (A) survivors of human trafficking; (B) experts on sex and labor trafficking; (C) representatives from organizations collecting data on human trafficking; and (D) law enforcement officers. (3) Pilot testing Not later than 3 years after the date of the enactment of this Act, the Attorney General shall implement a pilot project to test promising methodologies studied under paragraph (1). (b) Report (1) In general Not later than 3 years after the date of the enactment of this Act, the Attorney General, in consultation with the Secretary of Labor, the Secretary of Health and Human Services, the Secretary of Homeland Security, and the Director of the Center for Countering Human Trafficking of the Department of Homeland Security, shall submit a report to Congress that includes— (A) a description of Federal efforts to estimate the prevalence of human trafficking at the national and regional levels; (B) the effectiveness of current policies and procedures to address the needs of victims of trafficking; (C) an analysis of demographic characteristics of victims of trafficking in different regions of the United States; and (D) recommendations for how to address the unique vulnerabilities of different victims. (2) Input from relevant parties In developing the report required under paragraph (1), the Attorney General shall seek input from— (A) the United States Advisory Council on Human Trafficking; (B) victims of sex and labor trafficking; (C) human trafficking survivor advocates; (D) service providers for victims of sex and labor trafficking