Washington, D.C. September 9, 2015 - First Five Years Fund, a bi-partisan advocacy organization dedicated to quality early childhood education for disadvantaged children from birth to age five, has joined P21, the nation's leader advocating for 21st century readiness for every student. By becoming a P21 member, First Five Years Fund enters P21's diverse coalition of education leaders, the business community, and policymakers supporting readiness for college, career, and citizenship along the entire continuum of learning.