Find the id and last name of the student that has the most behavior incidents?
SELECT T1.student_id ,  T2.last_name FROM Behavior_Incident AS T1 JOIN Students AS T2 ON T1.student_id  =  T2.student_id GROUP BY T1.student_id ORDER BY count(*) DESC LIMIT 1
SELECT T1.student_id ,  T2.last_name FROM Behavior_Incident AS T1 JOIN Students AS T2 ON T1.student_id  =  T2.student_id GROUP BY T1.student_id ORDER BY count(*) DESC LIMIT 1
[{'student_id': 1, 'last_name': 'Rohan'}]