The document summarizes the Faculty of 1000 (F1000), a post-publication peer review service. F1000 has over 5,000 scientists from various fields who evaluate and recommend the most important research articles. They provide abstracts, full texts when available, and expert commentary on over 1 million articles. Users can search across topics, get alerts on new findings, and see top papers in different fields. The service aims to help researchers find key studies and save time by providing a second opinion from experts.