Final answer:
Stevie Wonder was the Motown artist who gained artistic independence and control over his recordings, reflecting his growth and ambitions as an artist.
Step-by-step explanation:
The artist who also recorded for Motown and became the first member of the group to achieve artistic independence and gain control over his own recordings was Stevie Wonder. Stevie Wonder was a musical prodigy who signed with Motown at a very young age.
As he matured, his musical talents and ambitions grew, leading him to seek and eventually gain more creative control over his music. This was a notable achievement because Motown was known for its strict control over its artists' production and output.