| 2026 | Winner | Encampment: Resistance, Grace, and an Unhoused Community | Maggie Helwig | Unknown |
| 2026 | Shortlist | On Book Banning: Or, How the New Censorship Consensus Trivializes Art and Undermines Democracy | Ira Wells | Unknown |
| 2026 | Shortlist | On Oil | Don Gillmor | Unknown |
| 2026 | Shortlist | On the Ground: My Life as a Foreign Correspondent | Brian Stewart | Unknown |
| 2026 | Shortlist | Women Who Woke up the Law: Inside the Cases that Changed Women’s Rights in Canada | Karin Wells | Unknown |
| 2025 | Winner | Canada's Prime Ministers and the Shaping of a National Identity | Raymond B. Blake | Unknown |
| 2025 | Shortlist | Health for All: A Doctor’s Prescription for a Healthier Canada | Jane Philpott | Unknown |
| 2025 | Shortlist | The Adaptable Country: How Canada Can Survive the Twenty-First Century | Alasdair Roberts | Unknown |
| 2025 | Shortlist | The Knowing | Tanya Talaga | Unknown |
| 2025 | Shortlist | The Prince: The Turbulent Reign of Justin Trudeau | Stephen Maher | Unknown |
| 2024 | Winner | Fire Weather: A True Story from a Hotter World | John Vaillant | Knopf |
| 2024 | Shortlist | Canada: Beyond Grudges, Grievances, and Disunity | Donald J. Savoie | Unknown |
| 2024 | Shortlist | Indictment: The Criminal Justice System on Trial | Benjamin Perrin | Unknown |
| 2024 | Shortlist | Not Here: Why American Democracy Is Eroding and How Canada Can Protect Itself | Rob Goodman | Unknown |
| 2024 | Shortlist | The Age of Insecurity: Coming Together as Things Fall Apart | Astra Taylor | Unknown |
| 2023 | Winner | How to Be a Climate Optimist: Blueprints for a Better World | Chris Turner | Unknown |
| 2023 | Shortlist | From Left to Right: Saskatchewan’s Political and Economic Transformation | Dale Eisler | Unknown |
| 2023 | Shortlist | Kinauvit?: What’s Your Name? The Eskimo Disc System and a Daughter’s Search for Her Grandmother | Norma Dunning | Unknown |
| 2023 | Shortlist | Sideways: The City Google Couldn't Buy | Josh O'Kane | Unknown |
| 2023 | Shortlist | Valley of the Birdtail: An Indian Reserve, a White Town, and the Road to Reconciliation | Andrew Stobo Sniderman, Douglas Sanderson | Unknown |
| 2022 | Winner | China Unbound: A New World Disorder | Joanna Chiu | Unknown |
| 2022 | Shortlist | Flora! A Woman in a Man’s World | Flora MacDonald, Geoffrey Stevens | Unknown |
| 2022 | Shortlist | Indian in the Cabinet: Speaking Truth to Power | Jody Wilson-Raybould | Unknown |
| 2022 | Shortlist | The Next Age of Uncertainty: How the World Can Adapt to a Riskier Future | Stephen Poloz | Unknown |
| 2022 | Shortlist | The Two Michaels: Innocent Canadian Captives and High Stakes Espionage in the US-China Cyber War | Mike Blanchfield, Fen Osler Hampson | Unknown |
| 2021 | Winner | Reset: Reclaiming the Internet for Civil Society | Ronald Deibert | Unknown |
| 2021 | Shortlist | Can You Hear Me Now?: How I Found My Voice and Learned to Live with Passion and Purpose | Celina Caesar-Chavannes | Unknown |
| 2021 | Shortlist | The Abortion Caravan: When Women Shut Down Government in the Battle for the Right to Choose | Karin Wells | Unknown |
| 2021 | Shortlist | The Skin We're In: A Year of Black Resistance and Power | Desmond Cole | Unknown |
| 2021 | Shortlist | Whipped: Party Discipline in Canada | Alex Marland | Unknown |
| 2020 | Winner | Truth Be Told: My Journey Through Life and the Law | Beverley McLachlin | Unknown |
| 2020 | Shortlist | Canada on the United Nations Security Council: A Small Power on a Large Stage | Adam Chapnick | Unknown |
| 2020 | Shortlist | Canadian Justice, Indigenous Injustice: The Gerald Stanley and Colten Boushie Case | Kent Roach | Unknown |
| 2020 | Shortlist | Claws of the Panda: Beijing's Campaign of Influence and Intimidation in Canada | Jonathan Manthorpe | Unknown |
| 2020 | Shortlist | Peace and Good Order: The Case for Indigenous Justice in Canada | Harold R. Johnson | Unknown |
| 2019 | Winner | Boys: What It Means to Become a Man | Rachel Giese | Unknown |
| 2019 | Shortlist | Big Lonely Doug: The Story of One of Canada’s Last Great Trees | Harley Rustad | Unknown |
| 2019 | Shortlist | Breaching the Peace: The Site C Dam and a Valley’s Stand Against Big Hydro | Sarah Cox | Unknown |
| 2019 | Shortlist | Homes: A Refugee Story | Abu Bakr Al-Rabeeah, Winnie Yeung | Unknown |
| 2019 | Shortlist | Pipe Dreams: The Fight for Canada’s Energy Future | Jacques Poitras | Unknown |
| 2018 | Winner | Seven Fallen Feathers: Racism, Death, and Hard Truths in a Northern City | Tanya Talaga | Unknown |
| 2018 | Shortlist | All We Leave Behind: A Reporter’s Journey into the Lives of Others | Carol Off | Unknown |
| 2018 | Shortlist | Out Standing in the Field: A Memoir by Canada’s First Female Infantry Officer | Sandra Perron | Unknown |
| 2018 | Shortlist | Robert Bond: The Greatest Newfoundlander | Ted Rowe | Unknown |
| 2018 | Shortlist | Unbuttoned: A History of Mackenzie King’s Secret Life | Christopher Dummitt | Unknown |
| 2017 | Winner | Brown: What Being Brown in the World Today Means (To Everyone) | Kamal Al-Solaylee | Unknown |
| 2017 | Shortlist | Life Sentence: Stories from Four Decades of Court Reporting — Or, How I Fell Out of Love with the Canadian Justice System (Especially Judges) | Christie Blatchford | Unknown |
| 2017 | Shortlist | The Candidate: Fear and Loathing on the Campaign Trail | Noah Richler | Unknown |
| 2017 | Shortlist | The Vimy Trap: Or, How We Learned to Stop Worrying and Love the Great War | Ian McKay, Jamie Swift | Unknown |
| 2017 | Shortlist | Turmoil, as Usual: Politics in Newfoundland and Labrador and the Road to the 2015 Election | James McLeod | Unknown |
| 2016 | Winner | Stephen Harper | John Ibbitson | Unknown |
| 2016 | Shortlist | Grit: The Life and Politics of Paul Martin Sr. | Greg Donaghy | Unknown |
| 2016 | Shortlist | O.D. Skelton: A Portrait of Canadian Ambition | Norman Hillmer | Unknown |
| 2016 | Shortlist | Slick Water: Fracking and One Insider’s Stand Against the World’s Most Powerful Industry | Andrew Nikiforuk | Unknown |
| 2016 | Shortlist | The Right To Be Cold: One Woman’s Story of Protecting Her Culture, the Arctic, and the Whole Planet | Sheila Watt-Cloutier | Unknown |
| 2015 | Winner | Enlightenment 2.0: Restoring Sanity to Our Politics, Our Economy, and Our Lives | Joseph Heath | Unknown |
| 2015 | Shortlist | The Comeback: How Aboriginals Are Reclaiming Power and Influence | John Ralston Saul | Unknown |
| 2015 | Shortlist | The Morning After: The 1995 Quebec Referendum and the Day that Almost Was | Chantal Hébert, Jean Lapierre | Unknown |
| 2015 | Shortlist | This Changes Everything: Capitalism vs. The Climate | Naomi Klein | Simon & Schuster |
| 2015 | Shortlist | What I Learned About Politics: Inside the Rise – and Collapse – of Nova Scotia’s NDP Government | Graham Steele | Unknown |
| 2014 | Winner | The Longer I'm Prime Minister: Stephen Harper and Canada, 2006 | Paul Wells | Unknown |
| 2014 | Shortlist | Happy City: Transforming Our Lives Through Urban Design | Charles Montgomery | Unknown |
| 2014 | Shortlist | The Dogs Are Eating Them Now: Our War in Afghanistan | Graeme Smith | Unknown |
| 2014 | Shortlist | The War That Ended Peace: The Road to 1914 | Margaret MacMillan | Unknown |
| 2014 | Shortlist | Whatever Happened to the Music Teacher? How Government Decides and Why | Donald J. Savoie | McGill-Queen's University Press |
| 2013 | Winner | Walls: Travels Along the Barricades | Marcello Di Cintio | Unknown |
| 2013 | Shortlist | Chronic Condition: Why Canada’s Health-Care System Needs to be Dragged into the 21st Century | Jeffrey Simpson | Unknown |
| 2013 | Shortlist | Straphanger: Saving Our Cities and Ourselves from the Automobile | Taras Grescoe | Unknown |
| 2013 | Shortlist | The Merger Delusion: How Swallowing Its Suburbs Made an Even Bigger Mess of Montreal | Peter Trent | Unknown |
| 2013 | Shortlist | What We Talk About When We Talk About War | Noah Richler | Unknown |
| 2012 | Winner | Nation Maker: Sir John A. Macdonald: His Life, Our Times; Volume Two: 1867-1891 | Richard Gwyn | Unknown |
| 2012 | Shortlist | Empire of the Beetle: How Human Folly and a Tiny Bug Are Killing North America’s Great Forests | Andrew Nikiforuk | Unknown |
| 2012 | Shortlist | Imaginary Line: Life on an Unfinished Border | Jacques Poitras | Unknown |
| 2012 | Shortlist | The Last Act: Pierre Trudeau, the Gang of Eight, and the Fight for Canada | Ron Graham | Unknown |
| 2012 | Shortlist | Trudeau Transformed: The Shaping of a Statesman, 1944-1965 | Max Nemni, Monique Nemni | Unknown |
| 2011 | Winner | The Ghosts of Europe: Central Europe's Past and Uncertain Future | Anna Porter | St. Martin's Press |
| 2011 | Shortlist | Arrival City: The Final Migration and our Next World | Doug Saunders | Knopf Canada |
| 2011 | Shortlist | Harperland: The Politics of Control | Lawrence Martin | Unknown |
| 2011 | Shortlist | Polar Imperative: A History of Arctic Sovereignty in North America | Shelagh Grant | Douglas & McIntyre |
| 2011 | Shortlist | The Madman and the Butcher: The Sensational Wars of Sam Hughes and General Arthur Currie | Tim Cook | Unknown |
| 2010 | Winner | Just Watch Me: The Life of Pierre Elliott Trudeau, 1968-2000 | John English | Unknown |
| 2010 | Shortlist | Murder Without Borders: Dying for the Story in the World’s Most Dangerous Places | Terry Gould | Unknown |
| 2010 | Shortlist | René Lévesque | Daniel Poliquin | Penguin Publishing Group |
| 2010 | Shortlist | Six Months in Sudan: A Young Doctor in a War-Torn Village | James Maskalyk | Canongate |
| 2010 | Shortlist | Who We Are: A Citizen’s Manifesto | Rudyard Griffiths | Douglas & McIntyre |
| 2009 | Winner | An Imperfect Offering: Humanitarian Action in the Twenty-first Century | James Orbinski | Unknown |
| 2009 | Shortlist | Dry Spring: The Coming Water Crisis of North America | Chris Wood | Unknown |
| 2009 | Shortlist | The Secret Lives of Saints: Child Brides and Lost Boys in Canada’s Polygamous Mormon Sect | Daphne Bramham | Unknown |
| 2009 | Shortlist | The Sun Climbs Slow: Justice in the Age of Imperial America | Erna Paris | Knopf Canada |
| 2009 | Shortlist | Where the Pavement Ends: Canada’s Aboriginal Recovery Movement and the Urgent Need for Reconciliation | Marie Wadden | Unknown |
| 2008 | Winner | The Unexpected War: Canada in Kandahar | Janice Gross Stein, Eugene Lang | Unknown |
| 2008 | Shortlist | John A.: The Man Who Made Us: The Life and Times of John A. Macdonald, Vol. One: 1815-1867 | Richard Gwyn | Unknown |
| 2008 | Shortlist | The People’s House of Commons: Theories of Democracy in Contention | David E. Smith | Unknown |
| 2008 | Shortlist | Urban Meltdown: Cities, Climate Change and Politics as Usual | Clive Doucet | Unknown |
| 2008 | Shortlist | Why Mexicans Don’t Drink Molson | Andrea Mandel-Campbell | Unknown |
| 2007 | Winner | Young Trudeau: Son of Quebec, Father of Canada, 1919-1944 | Max Nemni, Monique Nemni | McClelland & Stewart |
| 2007 | Shortlist | Bitter Chocolate: Investigating the Dark Side of the World’s Most Seductive Sweet | Carol Off | Unknown |
| 2007 | Shortlist | Citizen of the World: The Life of Pierre Elliott Trudeau, Volume One: 1919-1968 | John English | Knopf Canada |
| 2007 | Shortlist | The Washington Diaries, 1981-1989 | Allan Gotlieb | McClelland & Stewart |
| 2007 | Shortlist | The Way It Works: Inside Ottawa | Eddie Goldenberg | Unknown |
| 2006 | Winner | The Drug Trial: Nancy Olivieri and the Science Scandal that Rocked the Hospital for Sick Children | Miriam Shuchman | Unknown |
| 2006 | Shortlist | How the Cold War Began: The Gouzenko Affair and the Hunt for Soviet Spies | Amy Knight | Unknown |
| 2006 | Shortlist | Loss of Faith: How the Air-India Bombers Got Away with Murder | Kim Bolan | Unknown |
| 2006 | Shortlist | Starlight Tour: The Last, Lonely Night of Neil Stonechild | Susanne Reber, Robert Renaud | Unknown |
| 2006 | Shortlist | Stephen Harper and the Future of Canada | William Johnson | Unknown |
| 2005 | Winner | Dark Age Ahead | Jane Jacobs | Random House Canada |
| 2005 | Shortlist | At Home in the World: Canada's Global Vision for the 21st Century | Jennifer Welsh | Unknown |
| 2005 | Shortlist | Future: Tense: The Coming World Order | Gwynne Dyer | Unknown |
| 2005 | Shortlist | Greenpeace: How a Group of Ecologists, Journalists and Visionaries Changed the World | Rex Weyler | Unknown |
| 2005 | Shortlist | Who Killed the Canadian Military? | Jack Granatstein | Unknown |
| 2004 | Winner | Shake Hands With the Devil: The Failure of Humanity in Rwanda | Roméo Dallaire | Random House |
| 2004 | Shortlist | The Road to Hell: How the Biker Gangs Are Conquering Canada | Julian Sher, William Marsden | Unknown |
| 2004 | Shortlist | The Story of Jane Doe | Jane Doe | Random House Canada |
| 2003 | Winner | Fights of Our Lives: Elections, Leadership and the Making of Canada | John Duffy | HarperCollins |
| 2003 | Shortlist | The Lawmakers: Judicial Power and the Shaping of Canadian Federalism | John Saywell | Unknown |
| 2003 | Shortlist | Uncle Sam and Us: Globalization, Neoconservatism, and the Canadian State | Stephen Clarkson | University of Toronto Press |
| 2003 | Shortlist | Well of Lies: The Walkerton Water Tragedy | Colin N. Perkel | McClelland & Stewart |
| 2003 | Shortlist | Who Gets In: What’s Wrong with Canada’s Immigration Program – and How to Fix It | Daniel Stoffman | Unknown |
| 2002 | Winner | In the Name of the Father: An Essay on Quebec Nationalism | Daniel Poliquin | Douglas & McIntyre |
| 2002 | Shortlist | All You Can Eat | Linda McQuaig | Penguin Books |
| 2002 | Shortlist | Another Season's Promise | Ingeborg Boyens | Viking |
| 2002 | Shortlist | The Cult of Efficiency | Janice Gross Stein | Unknown |
| 2002 | Shortlist | Until You Are Dead | Julian Sher | Knopf Canada |
| 2001 | Winner | Long Shadows: Truth, Lies and History | Erna Paris | Unknown |
| 2001 | Shortlist | Distant Relations: How My Ancestors Colonized North America | Victoria Freeman | Unknown |
| 2001 | Shortlist | The Ethical Canary: Science, Society and the Human Spirit | Margaret Somerville | Unknown |
| 2001 | Shortlist | The Lion, the Fox, & the Eagle: A Story of Generals and Justice in Rwanda and Yugoslavia | Carol Off | Unknown |
| 2001 | Shortlist | The Next Canada: In Search of our Future Nation | Myrna Kostash | Unknown |