- The Squad and the Intelligence Operations of Michael Collins
- Big Fellow, Long Fellow: A Joint Biography of Collins and De Valera
- Michael Collins: The Man Who Won the War
- Behind the Green Curtain: Ireland’s Phoney Neutrality During World War II
- I Signed My Death Warrant: Michael Collins and the Treaty
- Tim Pat Coogan
- Nigel Hamilton
- James A. MacKay
- John R. Lott Jr.
- Judd Winick
- Conrad Black
- R.B. Bernstein
- Peter Falk
- Maurizio Viroli
- Michael Collins Piper
- Clifford Lindsey Alderman
- Michael Collins
- Ulick O'Connor
- F. Braun McAsh
- Jim Byrnes
- Stan Kirsch
- Matthew Bracken
- Peter Wingfield
- Markos Moulitsas Zúñiga
- Colm Connelly