George Washington’s personality, military career, political career, business interests, and leadership

The Founding Era of the United States

American Military History, including the Revolutionary War, the Civil War, World War I, and World War II

The Medal of Honor and its Recipients

American Presidents

White House History

Irish History

British History

Colonialism and Colonial Wars

Unsung Heroes: The Battle of the Bulge’s Struggle for Elsenborn Ridge, 1944

Make a Hero: A Life of Audie Murphy

New Jersey in Flames: The Battles of Connecticut Farms and Springfield, 1780

First Among Many Founders: George Washington Guides the Revolution to Victory

Man of Peace: The Life of George Washington

Setting the Example: George Washington’s Military Leadership

Who Won the Battle of Belleau Wood?

Teddy Roosevelt and the Medal of Honor

Over There: American Armed Intervention in Europe, 1917-1919

Testing The American Way of War, 1917-1918

Conflict and Reconciliation: Legacies of America in the First World War

Higher Command in the Meuse-Argonne Campaign

The Meaning of Valor: The Medal of Honor in World War I

A Soldier’s Journey Home: The End of Light Horse Harry Lee’s War

George Washington and the Battle of Brandywine

George III’s American Madness

The Burning of New York: George Washington and the Conflagration of 1776

George Washington’s Finest Hour: The Trenton-Princeton Campaign, 1776-1777

D-Day: The Decision to Go

William McKinley: The Prosperity President

Memories of the Great Famine: 1846-1852

Ike’s White House

Department of Education, Washington, D.C. (2017)

Joint Chiefs of Staff, Washington, D.C. (2018)

State Department, Mission Poland, virtual program in Slupsk (2017)

U.S. National Archives (2016)

U.S. Army Center for Military History, Washington, D.C. (2018)

U.S. Army Heritage and Education Center, Carlisle, Pa. (2008, 2009, 2016, 2018)

White House Historical Association, Washington, D.C. (2017, 2018)

Head of Faculty and speaker, Conference on the American Revolution, Williamsburg, Va. (annual, 2012-2018, 2020)

Fort Plain Revolutionary War Conference, Johnstown, N.Y. (2016, 2018, 2019)

Air University (virtual, 2021)

American College of Trust and Estate Council, Washington, D.C. (2018)

Blinn College, Texas (2019)

Brown University, R.I. (2007)

Dominican College, N.Y. (2018, 2022)

École Militaire, Paris, France (2006)

Frei Universität, Berlin, Germany (2014 [twice])

George Mason University, College of Humanities and Social Sciences Commencement Speaker (2017)

George Washington University, D.C. (2014)

Georgetown University, Washington, D.C. (2016)

Hampden Sydney College, Farmville, Va. (2012, 2017)

LaSalle University, Philadelphia (2005)

Lehrman Summer Institute, Princeton (2008)

Louisiana State University, Shreveport, La. (2018)

Monteagle Sunday School Assembly, Tenn. (2013)

Mount Vernon Teachers’ Institute (multiple presentations yearly, 2006–2016)

Mount Vernon Teaching Ambassador Program, Columbus, OH (2011, 2012)

Mount Vernon Teaching Ambassador Program, Reno, NV (2011)

National Association of Scholars, Washington, D.C. (2009)

National Ground Intelligence Center, Charlottesville, Va. (2016)

National History Academy, Foxcroft School, Middleburg, Va. (2018, 2019)

National War College Leadership Course and Ford Evening Lecture, Fred W. Smith Library, Mount Vernon, Va. (2016)

NOVA Southeastern University, Fort Lauderdale, Fl. (2012)

Pacific University, Forest Grove, Or. (2018)

Sarasota County Teachers’ Workshop, Sarasota, Fl. (2012, 2015)

Sorbonne, Paris, France (2016, 2017)

St. Alban’s School, Washington, D.C. (2018)

State University of New York – Stony Brook (2010)

Sweet Briar College, Va. (2014)

The Citadel, Charleston, Va. (2016, 2018)

United States Military Academy, West Point, N.Y. (2014)

University of Mary Washington, Va. (2006)

University of New Orleans, Center Austria (2020)

University of North Carolina, Chapel Hill (2014)

University of Southern Mississippi, Hattiesburg (2013)

University of Virginia, Colonnade Club (2006)
University of Virginia

College of Arts and Sciences Foundation (2009)

Virginia Military Institute (2014, 2018)

Douglas MacArthur Memorial, Norfolk, Va. (2018)

Fort Lee, N.J., National Historic Site (2018)

Fort Montgomery, N.Y. (2019)

Friends of Princeton Battlefield, Princeton, N.J. (2018)

Guilford Courthouse National Military Park, N.C. (2006, 2016)

Lakeside Chautauqua, Ohio (2017, 2018)

Monmouth Battlefield State Park, N.J. (2013)

Morristown Historical Park, N.J. (2013)

Mount Independence, Vt. (2008)

Washington Memorial Chapel, Valley Forge, Pa. (2009; 2018)

Yorktown Victory Center, Va. (2006)

80th Division Memorial Association, Roanoke, Va. (2018)

Alexandria, Va., Sons of the American Revolution (2018)

Civil War Trust, Fredericksburg, Va. (2017)

Colonial Williamsburg (2018)

Company of Military Historians, Richmond, Va. (2015)

Daughters of the American Revolution, Richmond, Va. (2016)

Daughters of the American Revolution, Washington, D.C. (2017 [twice], 2019)

Daughters/Sons of the American Revolution, Winchester, Va. (2018)

Dwight D. Eisenhower Society, Gettysburg, Pa. (2018 [twice])

East Tennessee Veterans’ Memorial Association, Knoxville, Tenn. (2018)

Fairfax, Va., Sons of the American Revolution (2017)

Fraunces Tavern, New York City (2008, 2018)

General Society of Mayflower Descendants, Washington, D.C. (2018)

George Washington Association of New Jersey, Morristown (2015)

George Washington Masonic Memorial, Alexandria, Va. (2009, 2014, 2017)

George Washington Society of Wilmington, Del. (2006, 2015)

George Washington Society, Williamsburg, Va. (2018, 2021)

Georgia Historical Society (2005)

Goochland Historical Society, Va. (2011; 2016; 2018)

Historic Summerseat, Morrisville, Pa. (2015, 2018)

Historical Society of Pennsylvania, Philadelphia, Pa. (2018)

Journey Through Hallowed Ground, Leesburg, Va. (2016)

Kensington, Md., Historical Society (2017)

Lancaster, Pa., Sons of the Revolution (2018)

Lovettsville, Va., Historical Society (2016)

Maryland Daughters of the American Revolution (2008)

Maryland Sons of the American Revolution (2007, 2008)

Massachusetts Historical Society, Boston, Mass. (2008, 2010)

Michie Tavern, Charlottesville, Va. (2008)

New-York Historical Society (2013)

North Carolina Sons of the American Revolution (2008)

Paoli Battlefield Trust, Malvern, Pa. (2019)

Partisan Society of the Congaree, Columbia, S.C. (2014)

Re:public, Palm Springs, Ca. (2018)

Robert E. Lee Memorial Chapel, Lexington, Va. (2009)

Society of Colonial Dames, Washington, D.C. (2009, 2017)

Society of the Cincinnati, Washington, D.C. (2008, 2017)

Society of the Cincinnati, Williamsburg, Va. (2016)

South Carolina Sons of the American Revolution (2009)

Texas Navy Association, San Antonio (2024)

UVA International Relations Organization/Jefferson Society (2014)

Victorian Society, Falls Church, Va. (2018)

Virginia Council for History Education, Miller Center, University of Virginia (2006)

Virginia Historical Society, Richmond, Va. (2009, 2011, 2016, 2018)

Virginia Historical Society/George Mason University Banner Lecture, Fairfax, Va. (2016)

Virginia Sons of the American Revolution (2007)

We Serve America, Bethesda, Md. (2018)

Western Front Association, (2002, 2012, 2018)

Winston Churchill Society, Williamsburg, Va. (2018)

Washington, D.C., Sons of the Revolution (2009)

American Independence Museum, Exeter, N.H. (2018)

Buffalo, NY, History Museum (2018)

Clarence Dillon Public Library, Bedminster, N.J. (2015)

David Library of the American Revolution, Washington’s Crossing, N.J. (2011; 2016)

Elloree Heritage Museum and Cultural Center, S.C. (2014)

First Division Museum, Cantigny, Ill. (2013 [twice], 2022)

Fort Plain Museum, N.Y. (2018)

Jacobus Vanderveer House and Museum, Bedminster, N.J. (2014)

Jimmy Carter Library, Atlanta (2005, 2008)

Manassas, Va., Museum (2017)

Museum of American Finance, New York City (2016)

Museum of the American Revolution, Philadelphia, Pa. (2013)

Museum of the Mississippi Delta, Greenwood, MS (2013)

National Automobile Museum, Reno, Nev. (2010)

National Portrait Gallery, Washington, D.C. (2011)

National World War I Museum (virtual, 2021)

New York State Military Museum (2022)

Oneida History Center, Utica, N.Y. (2018)

Pennsylvania Military Museum, Boalsburg (2019)

Pritzker Military Museum and Library, Chicago (2018)

Smithsonian Institution, Washington, D.C. (2005)

U.S. Army Women’s Museum, Fort Lee, Va. (2008)

Virginia State Library (2005)

Williamsburg, Va. Regional Library (2002, 2005, 2008)

Wisconsin Veterans Museum (virtual, 2021)

Woodrow Wilson Memorial Library, Staunton, Va. (2009, 2010 [twice], 2011, 2012, 2018

Union Club, New York City (2023)

Union League Club, New York (2016-2019)

University Club, Albany, N.Y. (2018)

University Club, Washington, D.C. (2018)

Washington, D.C., Golf and Country Club (2019)

Army Navy Club, Washington, D.C. (2019, 2020)

University Club, New York (2019)

Bergen County, N.J., Revolutionary War Round Table (2019)

Philadelphia Revolutionary War Round Table (2008, 2017)

Richmond, Va., Revolutionary War Round Table (2009, 2017, 2021)

Williamsburg, Va., Revolutionary War Round Table (2018)

Washington, D.C. Revolutionary War Round Table (1999, 2005, 2017, 2021)

American Studies Seminar, ALBA Business School at the American College of Greece

Association of the U.S. Army, Arlington, Va. (2017)

European Public Law Organization; University of Macedonia, Athens and Thessaloniki, Greece (2017)

Founders Illuminated, Dr. Joseph Warren Foundation, Williamsburg, Va. (2024)

French Embassy, Washington, D.C. (2016)

George C. Marshall Foundation, Lexington, Va. (2017)

Institute of World Politics, Washington, D.C. (2017)

Order of the Crown in America, Washington, D.C. (2018)

Pioneer Institute, Edward M. Kennedy Institute for the U.S. Senate, Boston, Mass. (2017)

Profs and Pints, Bier Baron Tavern, Washington, D.C. (2018 [twice])

Talks in Heidelberg, Nuremberg, and Frankfurt, Germany, on the legacy of George C. Marshall (2019)