Mike Callahan

The Objectively Reasonable Officer

John Michael Callahan served in law enforcement for 44 years. His career began as a special agent with NCIS. He became an FBI agent and served in the FBI for 30 years, retiring in the position of supervisory special agent/chief division counsel. He taught criminal law/procedure at the FBI Academy. After the FBI, he served as a Massachusetts Deputy Inspector General and is currently a deputy sheriff for Plymouth County, Massachusetts. He is the author of two published books on deadly force and a recently released book on supervisory and municipal liability in law enforcement.

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Full list of Mike Callahan results

Use of force during attempted escape of convicted prisoners
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The Eighth Amendment controls use of force outside prison walls
Use of force on pretrial detainees: Constitutional amendment controls and constitutional standards
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The Supreme Court’s Kingsley decision resolved a federal circuit split regarding an “objective reasonableness” standard vs. a “subjective intent” standard
Use of force on convicted prisoners: Constitutional amendment controls and constitutional standards
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The Supreme Court has ruled that legality of force directed at convicted prisoners by prison officials must include not only an analysis of the nature and degree of the force used, but also a review of the rationale and purpose for the use of force