Excerpt from Hiring A Babysitter Tracy Wilson

After running an ad in a local newspaper, the father of twin toddlers interviewed several potential candidates and narrowed it down to two he thought to be the most qualified. Both women were in their forties and very pleasant, and he thought that either of them would do an excellent job. Undecided, he ran a background check on each of the women and was shocked to find that one of the women had an extensive criminal history and was recently treated in a mental health facility. Obviously, he hired the other woman. A week later, the father was shocked when he picked up a newspaper and read that the woman he did not hire had severely injured a little girl who was under her care.
From the passage, the reader can infer that the author has the opinion that