The two biggest issues facing most US families are affordable child care and affordable housing. This week on Cross Currents, we tackle the vexing issue of early childhood education. We look at the crucial age bracket of birth to 5 years when the development of the child impacts so much of what his or her future will be. Our guests are Christine Johnson-Staub from the Center for Law and Social Policy and Courtney Bridges, exec director of Small Friends on Nantucket. Listen in.