However over the last two decades quite a few major changes have come into the social structure and more specifically, the family unit. Statistics show that in contrast to the 80s and 90s more that 60% of all children in the United States today have working mothers and the number of mothers in even a two parent family who are employed went up by close on to 40%. Currently around 27% of all children come from families with a single parent and one in every three births in the United States is out of wedlock. This along with new light thrown on methods of helping children to maximize their cognitive skills, has lead to dramatic shifts in education for children, and books which are written and published with children and young adults as the target group.
A radical change came about both in the form and content of books as the emphasis shifted from parent or teacher-directed, to student-directed reading and learning. The intention behind this was that children should develop their own understanding and imagination, not by being exposed to facts in isolation, but by having their curiosity aroused without any external stimulus in the form of rewards.
Other factors which have begun to be taken into consideration while promoting books for children are multi ethnicity, sex, including gay and lesbian fiction for children and young adults, and books which