Who wrote the episode directed by Ken Whittingham?
CREATE TABLE table_23097214_1 (
    written_by VARCHAR,
    directed_by VARCHAR
)
SELECT written_by FROM table_23097214_1 WHERE directed_by = "Ken Whittingham"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Who wrote the episode directed by Ken Whittingham? ### Input: CREATE TABLE table_23097214_1 (
    written_by VARCHAR,
    directed_by VARCHAR
) ### Response: SELECT written_by FROM table_23097214_1 WHERE directed_by = "Ken Whittingham"