CREATE TABLE table_16445 ("Series #" FLOAT, "Episode #" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB)

Who wrote Series 38?
SELECT "Written by" FROM table_16445 WHERE "Series #" = '38'
SELECT "Written by" FROM "table_16445" WHERE "Series #" = '38'