When you have a second child, are you giving your kids a lifelong best friend or instant rival? In this episode, we get into all the benefits and issues that can arise between siblings. We sit down with Dr. Siggie Cohen to talk about her work exploring the relationships between siblings as well as her life at home as the parent of three boys. Then we’ll hear a story from Deborah Goldstein about how her relationship with her sister changed over the years. More from Expert, Dr. Siggie Cohen: https://drsiggie.com/ More from Parent of the Day, Deborah Goldstein: https://twitter.com/psandcs