My Stepdaughter Needs Urgent, Expert Medical Care. Her Mother Won't Allow It.

Care and Feeding is Slate's parenting advice column. Have a question for Care and Feeding? My husband and I share one child together, as well as my child from a previous marriage and his child from a previous marriage. We are a wonderfully blended family and are fortunate to share our lives. Our blended bliss has had one major challenge, though.