Interesting perspectives:
Race and the Priesthood: A Forum Discussing the LDS Church’s Recent Statement
Edward Kimball's history of the 1978 change, based on SWK's personal notes and letters, is a must-read for anyone interested in this topic:
https://byustudies.byu.edu/PDFLibrary/47.2KimballSpencerb0a083df-b26b-430b-9ce2-3efec584dcd9.pdf
An essay by Marcus H. Martins, the first black LDS member to serve a full-time mission after the ban was lifted:
Thirty Years After the Long Promised Day: Reflections and Expectations