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 Course_Authors_and_Tutors (personal_name VARCHAR); CREATE TABLE Students (personal_name VARCHAR)
### Question:
Find the common personal name of course authors and students.
### Answer:
SELECT personal_name FROM Course_Authors_and_Tutors INTERSECT SELECT personal_name FROM Students