What collaborations has Hilary Erickson been a part of in the maternity and motherhood space?

I'm sorry, but the available content doesn't directly address the specific collaborations Hilary Erickson has been a part of in the maternity and motherhood space. However, Hilary is a sought-after voice in the content creation sphere and has spoken on a variety of topics related to pregnancy, parenting, and home organization.

Would you like to know more about the topics she speaks on or her expertise in content creation?