Federation of American Scientists | 10,162 followers on LinkedIn. Striving for a Safer World since 1945 | Evidence-Based Policy Research and Advocacy Since 1945. The Federation of American Scientists envisions a world where cutting-edge science, technology, ideas and talent are deployed to solve the biggest challenges of our time. We embed science, technology, innovation, and experience into government and public discourse in order to build a healthy, safe, prosperous and equitable society.