> Even in Europe, people regularly make decisions that belie the view that paternity and parenting is primarily a biological investment, including caring for st

> Even in Europe, people regularly make decisions that belie the view that paternity and parenting is primarily a biological investment, including caring for stepchildren, adoption, and fostering. “There’s no genetic kinship there, and people are investing resources in children who are not related to them at all,” Jobling says. “I’m a bit skeptical of applying these sociobiological ideas to human behavior. I think it’s a bit more complicated than that.” Here's a thought: maybe it has to do with consent?