CREATE TABLE table_28121 ("Series #" FLOAT, "Season #" FLOAT, "Title" TEXT, "Director" TEXT, "Writer ( s ) " TEXT, "Airdate" TEXT)

How many writers were for season #1?
SELECT COUNT("Writer(s)") FROM table_28121 WHERE "Season #" = '1'
SELECT COUNT("Writer(s)") FROM "table_28121" WHERE "Season #" = '1'