Charting Progress for Babies in Childcare

Improve Center Ratios and Group Sizes


American Academy of Pediatrics, American Public Health Association, and National Resource Center for Health and Safety in Child Care, Caring for Our Children, Second Edition, 2002,

Burchinal, Margaret R., Joanne E. Roberts, Laura A. Nabors, and Donna Bryant, "Quality of Center Child Care and Infant Cognitive and Language Development," Child Development 67, no. 2 (1996): 606-620.

Center on the Developing Child at Harvard University, A Science-Based Framework for Early Childhood Policy: Using Evidence to Improve Outcomes in Learning, Behavior, and Health for Vulnerable Children, 2007,

De Schipper, Elles J., Marianne Riksen-Walraven, and Sabine A.E. Guerts, "Effects of child-caregiver ratio on the interactions between caregivers and children in child care centers: an experimental study," Child Development 77, no. 44 (2006): 861-864.

Howes, Carollee, Deborah A. Phillips, and Marcy Whitebook, "Thresholds of Quality: Implications for the Social Development of Children in Center-Based Child Care," Child Development 63, no. 2 (1992): 449-460.

Lally, J. Ronald, Yolanda Ledon Tores, and Pamela C. Phelps, "Caring for Infants and Toddlers in Groups," ZERO TO THREE,

National Association for Regulatory Administration and the National Child Care Information Center, The 2005 Child Care Licensing Study, 2006,

National Infant and Toddler Child Care Initiative, "State Quality Rating and Improvement Systems (QRIS): Inclusion of Infant/Toddler Quality Indicators," 2008.

National Scientific Council on the Developing Child, Young Children Develop in an Environment of Relationships, 2004,

NICHD Early Child Care Research Network, "Child Outcomes When Child Care Center Classes Meet Recommended Standards for Quality," American Journal of Public Health 89, no. 7 (1999): 1072-1077.

NICHD Early Child Care Research Network, "Characteristics of Infant Child Care: Factors Contributing to Positive Caregiving," Early Childhood Research Quarterly 11, no. 3 (1996): 269-306.

Phillipsen, Leslie C., Margaret Burchinal, Carollee Howes, and Debby Cryer, "The Prediction of Process Quality from Structural Features of Child Care," Early Childhood Research Quarterly 12, no. 3 (1997): 281-303.

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Thompson, Ross A., "Early Attachment and Later Development," in Handbook of Attachment: Theory, Research, and Clinical Applications, ed. Jude Cassidy and Phillip R. Shaver, 1999, 265-286.

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