; (2) accounted for and factored in practicality, feasibility, and alternative means of reducing risk; and (3) coordinated and consulted when prioritizing and selecting the recommendations. 8. Methodology sections (a) In general Not later than 2 years after the date of enactment of this Act, the Chairman shall include with each investigative report in which a recommendation is issued by the Board, a methodology section detailing the process and information underlying the selection of each recommendation. (b) Elements Except as provided in subsection (c), the methodology section under subsection (a) shall include, for each recommendation— (1) a brief summary of the Board's collection and analysis of the specific accident investigation information most relevant to the recommendation; (2) a description of the Board's use of external information, including studies, reports, and experts, other than the findings of a specific accident investigation, to inform or support the recommendation, including a brief summary of the specific safety benefits and other effects identified by each study, report, or expert; (3) a brief summary of any alternative actions considered, including the alternative of not issuing a recommendation; and (4) a brief summary of any examples of actions taken by regulated entities prior to the publication of the safety recommendation, to the extent such actions are known to the Board, that were consistent with the recommendation. (c) Exception Subsection (a) shall not apply if the recommendation is only for a person to disseminate information on— (1) an existing agency best practices document