What do you think of teachers who have no children of their own?

What do you think of teachers of younger children, pre-school and infants, 2 to 7 years old, who have no children of their own? Due to not wanting children yet, not ready, not wanting children of their own, or because they looked after younger siblings etc. Do you think that they have no right to advise you on different matters to do with your child etc. Your views please! Thanks!

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VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).