Links to Sources mentioned in the question
Source 1
https://socialsciences.ucla.edu/wp-content/uploads/2020/02/UCLA-Hollywood-Diversity-Report-2020-Film-2-6-2020.pdf
source 3
https://scholars.org/contribution/how-racial-stereotypes-popular-media-affect-people-and-what-hollywood-can-do-become
https://www.opportunityagenda.org/explore/resources-publications/media-representations-impact-black-men/media-portrayals