"Made-up titles like ‘maternity nurse’ are deceptive as they imply the person has earned qualifications that they do not have. This only serves to confuse the public and could prove damaging to the high level of trust that people have for genuine nurses and midwives."
There are other so called experts who give themselves that title too. Try the author of The Contented Little Baby Book, Gina Ford. She's another one who advocates hard line discipline.