Both Parents Play Role (IMAGE) University of Alberta Caption While the majority of parenting studies look at only the mother, study lead Christina Rinaldi says the parenting styles of both parents are crucial. Credit University of Alberta Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.