BabyCenter's editorial team is committed to providing the most helpful and trustworthy pregnancy and parenting information in the world. When creating and updating content, we rely on credible sources: respected health organizations, professional groups of doctors and other experts, and published studies in peer-reviewed journals. We believe you should always know the source of the information you're seeing. Learn more about our editorial and medical review policies.
Bigelow A et al. Distinguishing Mother–Infant Interaction From Stranger–Infant Interaction at 2, 4, and 6 Months of Age. Infancy. Published 2008. 132(2):158-171. http://www.psychology.emory.edu/cognition/rochat/lab/Distinguishing%20mother-infant%20interaction%20from%20stranger-infa%5B1%5D.pdfOpens a new window
FamilyDoctor.orgOpens a new window. Your Baby's Development: The Second Trimester. Updated February 2011. http://familydoctor.org/familydoctor/en/pregnancy-newborns/fetal-health/your-babys-development-the-second-trimester.printerview.htmlOpens a new window
FamilyDoctor.orgOpens a new window. Your Baby's Development: The Third Trimester. Updated February 2011. http://familydoctor.org/familydoctor/en/pregnancy-newborns/fetal-health/your-babys-development-the-third-trimester.printerview.htmlOpens a new window
HealthyChildren.orgOpens a new window. Baby's Vision Development. Updated Aug. 7, 2013. http://www.healthychildren.org/English/ages-stages/baby/Pages/Babys-Vision-Development.aspxOpens a new window
HealthyChildren.orgOpens a new window. Your Baby's Vision: 1 Month. Updated Aug. 7, 2013. http://www.healthychildren.org/English/ages-stages/baby/Pages/Your-Baby's-Vision-1-Month.aspxOpens a new window
HealthyChildren.orgOpens a new window. Your Baby's Vision: 4 to 7 Months. Updated Aug. 7, 2013. http://www.healthychildren.org/English/ages-stages/baby/Pages/Your-Babys-Vision-4-to-7-Months.aspxOpens a new window
Lee GY and Kisilevsky BS. Fetuses respond to father's voice but prefer mother's voice after birth. Developmental Psychobiology. Published online July 2, 2013. http://www.ncbi.nlm.nih.gov/pubmed/23817883Opens a new window
McKone E et al. The Cognitive and Neural Development of Face Recognition in Humans. In Gazzaniga (Ed.), The Cognitive Neurosciences pp. 467-482. Published 2009. http://web.mit.edu/bcs/nklab/media/pdfs/McKone.etal.Chap32.GazzBook2009.pdfOpens a new window
Minagawa-Kawai Y et al. Prefrontal Activation Associated with Social Attachment: Facial-Emotion Recognition in Mothers and Infants. Cerebral Cortex. Published 2009 (online May 30, 2008);19(2): 284-292. http://cercor.oxfordjournals.org/content/19/2/284.fullOpens a new window
Nemours. The Senses and Your 1- to 3-Month-Old. Reviewed September 2011. http://kidshealth.org/parent/pregnancy_newborn/senses/sense13m.htmlOpens a new window
Slater A and Quinn P. Face recognition in the newborn infant. Infant and Child Development. Published March-June 2001;10(2):21-24. http://onlinelibrary.wiley.com/doi/10.1002/icd.241/abstractOpens a new window
Vaglio S. Chemical communication and mother-infant recognition. Communicative and Integrative Biology. 2009 May-Jun;2(3):279-281. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2717541/#R24Opens a new window
UpToDate. Visual development and vision assessment in infants and children. Updated February 2013. http://www.uptodate.com/contents/visual-development-and-vision-assessment-in-infants-and-childrenOpens a new window
Nemours Foundation. The senses and your 8-to-12-month old. Accessed March 6, 2014. http://kidshealth.org/parent/pregnancy_newborn/senses/sense812m.htmlOpens a new window
