Sylvia Moy, a prolific Motown songwriter who is credited with energizing Stevie Wonder’s career with a string of early hits, has died at the age of 78.

Stevie Wonder penned a tribute to Motown songwriter Sylvia Moy, the co-writer on Wonder’s early hits like “Uptight (Everything’s Alright),” “My Cherie Amour” and “I Was Made to Love ...

She worked on a song with Wonder, “And bam! It was a hit,” her brother said. That song was “Uptight (Everything’s Alright),” which peaked at No. 3 on the Billboard Hot 100 chart in 1966.