CREATE TABLE table_28142 ("Series #" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "Production code" TEXT, "U.S. viewers  ( million ) " TEXT)

Who wrote the episode with the production code 2j5153?
SELECT "Written by" FROM table_28142 WHERE "Production code" = '2J5153'
SELECT "Written by" FROM "table_28142" WHERE "Production code" = '2J5153'