"The problem in which I have been interested is the reason for the great disproportion between the number of arrests by the police and the number of convictions resulting...." Professor Waite expresses his opinion that judges occasionally thwart police in their lawful activities out of distrust or ignorance of police practices by capriciously interfering with criminal procedure.
Waite, John B. "Co-operation between the Judiciary and the Police." Mich. St. B.J. 4, no. 8 (1925): 273-87.