I can't add my spouse through his ID to my family tree.

Maria Abishelle Cresencio Ablen

I can't add my spouse through his ID to my family tree.

Julia Szent-Györgyi

Profiles for living people are private: they're only visible to the person who entered them.

See this very recent thread for a discussion of a new feature, still in a testing phase, which allows families to collaborate on their living members.