CREATE TABLE table_23826 ("Series #" FLOAT, "Season #" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "U.S. viewers  ( in millions ) " TEXT)

How many were written by Peter Winther?
SELECT COUNT("Written by") FROM table_23826 WHERE "Directed by" = 'Peter Winther'
SELECT COUNT("Written by") FROM "table_23826" WHERE "Directed by" = 'Peter Winther'