Carroll Cooley

Carroll Cooley (August 25, 1935 – May 29, 2023) was an American police detective. He was known for arresting laborer Ernesto Miranda. The arrest led to failing to warn a person of their constitutional rights before interrogating them, becoming a landmark U.S. Supreme Court case named Miranda v. Arizona.

Life and career
Cooley was born in Bald Knob, Arkansas.

In 1958, Cooley joined the Phoenix Police Department. Over the next few years, he was promoted to the rank of detective.

On March 13, 1963, Cooley and fellow police officer Wilfred Young arrested laborer Ernesto Miranda. The arrest led to failing to warn a person of their constitutional rights before interrogating them, becoming a landmark U.S. Supreme Court case named Miranda v. Arizona, which ruled that criminal suspects must be informed of their right against self-incrimination and their right to consult with an attorney before being questioned by police.

In 1978, Cooley retired from the police department. After retiring, he was an adjunct professor at the University of Illinois Urbana-Champaign.

Cooley died on May 29, 2023, at the age of 87.