Read all the books that are popular / recommended, so that you can see all the contradictions between them. Even the most sane-seeming books have plenty of supe

Read all the books that are popular / recommended, so that you can see all the contradictions between them. Even the most sane-seeming books have plenty of superstition and unfounded advice. Even the most fad-ish books have some good stuff. For example, you may or may not decide you'd like to go full 'baby led weaning', but the cookbooks available which espouse the philosophy still have plenty of great recipes and food ideas.