By: American academy of pediatics task force on the family.
The researchers in this report find that when children have a married father and mother that are involved in their lives, the children are less likely to experience problems with school attendance, achievement, and completion. They also find evidence that children experience cognitive gains if their mothers are home for the first 2 to 3 years after birth.
Family pediatrics. Pediatrics 111 (6): 1541-53.