See also The New York Times list from 2018.
Movies Worth Seeing - 2017
Includes some from 2016 and occasionally earlier if they weren't available for viewing in North America until 2017. My sources…
Films that explain how America’s justice system got this way
Started with list from Alissa Wilkinson (https://www.vox.com/culture/2020/6/1/21276965/policing-prisons-movies-shows-streaming-netflix) and added to it.