In the 1990s, skills-based education saw a resurgence with the advent of the "21st Century Skills" movements and the "Partnership for 21st Century skills".[3] In 2012 the National Research Council of the National Academies issued Education for Life and Work: Developing Transferable Knowledge and Skill in the 21st Century, a report on deeper learning re-elevating the issue and summarizing research evidence on its outcomes to date.[4]