Search the list Add your own study to the list Web-Lab Publications archived Developmental Psychology :: 05. 05. 2010 :: :: Brothers, Sisters, and Attitudes   Barbara Day, Michael Kahn University of Hartford, Hartford, CT, USAonline payd   This survey explores sibling relationships and attitudes toward women and women's roles in society. It takes about 15-20 minutes to complete. Participants will have a 1 in 50 chance to win a $20.00 gift certificate from Amazon.com. Participants will have a 1 in 50 chance to win a $20.00 gift certificate from Amazon.com.