Tutelage (noun)

1. The state of being under the protection or guidance of a tutor or other person who is responsible for one's education or welfare.
2. The influence or guidance of a mentor or teacher.

Origin:

From the latin word "tutelarius" meaning "guardian".

Examples:

1. She learned how to cook under the tutelage of her grandmother.
2. He is under the tutelage of a well-known musician.
3. The young athletes were under the tutelage of experienced coaches.
4. She is now out of her parents' tutelage and able to make her own decisions.
5. The company was under the tutelage of a new management team.