Here is link to a cute article about how dads and doulas mix. In a nutshell, even the most well-meaning and devoted partners need help supporting their wives in labor. Read the article to find out why!
For Orthodox women, the need for a doula is even more pronounced because there are limitations to the physical support their husbands can give based on the laws of modesty and family purity.
Have a wonderful and hopefully not too snowy shabbos!