The Elementary and Secondary Education Act (ESEA), as revised and passed by President George W. Bush in 2001, is commonly known as the No Child Left Behind Act (also as NCLB or the NCLB Act). Recently, NCLB has been reauthorized as the Every Student Succeeds Act (ESSA), signed into law in December 2015 by President Barack Obama. Use the following sources to learn more about the No Child Left Behind Act and ESSA and the political, legal, and social issues surrounding both.