Who were the mentors of Christina Aguilera?

Christina Aguilera has credited several mentors throughout her career, notably including singer Etta James, who inspired her vocal style and artistry. Additionally, she has mentioned the influence of her former coach on "The Voice," Adam Levine, and other industry figures such as Ron Fair, who played a significant role in shaping her early sound. These mentors helped guide her through both her artistic development and the challenges of the music industry.