Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE Rating (rID VARCHAR); CREATE TABLE Reviewer (rID VARCHAR)
### Question:
Find the names of all reviewers who have ratings with a NULL value for the date.
### Answer:
SELECT DISTINCT name FROM Reviewer AS T1 JOIN Rating AS T2 ON T1.rID = T2.rID WHERE ratingDate = "null"