Earlier quoted context omitted.
Which leads to the question of how one teaches general parenting skill.
My wife is a pediatric occupational therapist. My dad's always saying "There's no book on parenting." My response if always "Screw you, yes there is. But you went to business school." You can pay someone to fix your injuries, or broken pipes, but you can't pay someone to raise your kids. When my son was born, I went into it with the knowledge of three highly rated books on Amazon I had picked at random. My wife went…
Actually, you can. It's called a nanny. If you prefer a cheaper version, it's called au pair.