CREATE TABLE table_19532 ("No. in series" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "Production code" TEXT)

How many people directed the show written by Chris Sheridan?
SELECT COUNT("Directed by") FROM table_19532 WHERE "Written by" = 'Chris Sheridan'
SELECT COUNT("Directed by") FROM "table_19532" WHERE "Written by" = 'Chris Sheridan'