Following the passage and implementation of the Affordable Care Act ACA librarians are more frequently called upon to provide assistance with navigating the Health Insurance Marketplace and understanding health insurance terminology and forms. Libraries offer an ideal context for health insurance information seeking as librarians have traditionally assisted with completing public assistance forms and are welltrained in ascertaining and meeting information needs.The Medical Library Association Guide to Answering Questions about the Affordable Care Act is designed to serve as a practical guide for librarians seeking to learn more about the ACA locate authoritative nonbiased information regarding the ACA and serve patrons searching for ACA information for personal or research purposes. While the book focuses specifically on the unique role that health sciences librarians play in serving the general public health care providers biomedical researchers and health sciences students the book contains guidance relevant to any information professional working with ACA information.