'Not a Single Person of Color': Los Angeles DA Resigns From Calif. DA Assoc. Because the Board is Too White Nick Kangadis February. 18. 2021 2.1k views CDAA President Vern Pierson said in a statement that Gascon can’t resign from the CDAA because “he has not been a member of CDAA since October 2019 when he quit his job as DA of San Francisco.”