“It was something to look forward to,” Ms. Bakker said, while her youngest child, five-month-old Winston, sat on her lap and clutched a fuzzy toy chick. The group is part of Dr. Green and her colleagues’ treatment program for perinatal anxiety at St. Joseph’s Healthcare Hamilton. It is one of a small but growing number of psychological therapy programs that are specifically designed for pregnant and postpartum women who struggle with anxiety and depression. They address a critical need. While scientific studies have generally found that antidepressant medications are safe to use during pregnancy and breast-feeding, there are still some concerns about their impact on babies……………