CREATE TABLE table_30041 ("Episode No." FLOAT, "Series No." FLOAT, "Episode" TEXT, "Director" TEXT, "Writer ( s ) " TEXT, "Original airdate" TEXT, "Viewers  ( millions ) " TEXT)

Who was the writer of the episode title 'Divine Intervention'?
SELECT "Writer(s)" FROM table_30041 WHERE "Episode" = 'Divine Intervention'
SELECT "Writer(s)" FROM "table_30041" WHERE "Episode" = 'Divine Intervention'