Anderson Cooper 360

UPDATED: AC360 Series: Doll study research

This week, AC360° will air a four-part series on the results of a CNN pilot study examining how children view skin color. In tonight's first installment, find out how this pilot study was conducted and why parents find it hard to talk to their kids about race.

Read on to find the full doll study results and the original 1947 doll test results. Also check out more web videos of kids taking part in the study.

Check back here throughout the week for updated videos and information on this landmark pilot study.

More links:

Read the full doll study results

Read the original 1947 doll test results