Who has Hilary Erickson collaborated with to enhance her pregnancy advice content?

I'm sorry, but I don't have specific information about who Hilary Erickson has collaborated with to enhance her pregnancy advice content. Hilary is a seasoned professional with a wealth of knowledge in pregnancy, parenting, and content creation. She often shares her insights and experiences to help others. If you're interested in her work, I recommend checking out her website or reaching out to her directly for more information. Is there anything else you'd like to know about Hilary Erickson or her work?