Publications

New York Times 

The Confederate Washingtons (February 15, 2014)

Ms. Yarrow and the Road to Antietam (September 12, 2012)

The Divided Capital (August 31, 2012)

Lincoln's French Toast (January 7, 2012)


Washington Post

Georgetown’s role in slavery is not tied to whether it was a slave port  (July 11, 2021)

The Man in the Knit Cap (February 5, 2006)

A Mansion’s History of Insecurity (July 3, 2003)

Swift and Terrible (December 9, 2001)Publications

The Man Who (Almost)Conquered Washington (March 17, 2001)

Monumental Accomplishments, A Field Guide to Washington’s Civil War Memorials (August 11, 1999)

The CIA's JFK Secret: TheClassified Files Will Show the Agency Believed in a Conspiracy, Outlook (September 27, 1992)

Did Cuba Murder JFK? A New Look at Some Old Puzzles: The CIA, Castro and Revenge, Outlook (November 19, 1989)


White House History

James Alexander Simpson, An Artist of the Early White House Neighborhood, No. 68 (Fall/Winter 2023)

Lincoln and the Washingtons, (Fall/Winter 2014)


Gettysburg Magazine

A Ford Too Far on the Road to Gettysburg, No. 68 (January 2023)


Howard Law Journal

Segregation in the Federal Courthouse in Washington D.C. Before and After Brown v. Topeka Board (Fall 2017)


Maryland Historical Magazine

Every PictureTells a Story


Muslim World

Rethinking Yarrow Mamout (Fall 2020)

Two Museums and the Simpson Portrait of Yarrow, Asma Naeem and James H. Johnston (Fall 2020)


American Lawyer Magazine

Litmus Schmitmus, (Book Review, The Rehnquist Choice, (May 2002)


Corporate Counsel

The Calculated Constitution (Book Review, Political Numeracy, July 2002)

Injudicious Process (Book Review, The Rehnquist Choice, May 2002)


L Magazine

The Spies Who Loved Him (October 8, 2002)


Legal Times

15,000 at Our Gates (Bookreview, Desperate Engagement, August 27, 2007)

The Not-So-Simple Gift (June 25,2007)

Of Spooks and Spy-Catchers(Book Review, Spy Wars, May 28, 2007)

Where No Man Has Gone Before (Book Review, Ledyard, February 26, 2007)

Is He Qualified(November 13, 2006)

Look Inward Attorney (May 29, 2006)

Brought to You By Congress (January 6, 2006)

And the Gods Snickered (October 22, 2005)

Condemned to Repeat (August 22, 2005)

Attorneys at the Gate (May 16, 2005)

A Different Look at Marbury (April 4, 2005)

Paradigm Lost (Book Review, The Digital Person, January 10, 2005)

Twelve Angry Men (Theater Review, November 1, 2004)

TheCopyright System is Running Amok (Book Review, Promises to Keep, November 1, 2004)

Security Counsel (September 6, 2004)

Georgetown’s Mona Lisa (July 5, 2004)

Why Is Your Canceled Check No Longer in the Mail? (June 7, 2004)

The Federal Communications Commission in a Box (December 8, 2003)

Surfing the Law at the National Archives (October 6, 2003)

When the Past Speaks to the Present (Book Review, A Look over My Shoulder, July 7, 2003)

If This Land Could Talk (April 7, 2003)

Every Man (and Woman) a King in Cybespace (February 10, 2003)

Internet with the Speed of Light (November 18, 2002)

Jefferson’s Beguiling Metaphor (Book Review, Separation of Church and State, September 30, 2002)

Free-Lance Writers Lost in Cyberspace (June 3, 2002)

Counting on the Constitution (Book Review, Political Numeracy, April 8, 2002)

Lawyer Discipline by the Numbers (March 6, 2002)

A Short History of Lawyer Discipline (March 6, 2002)

Lessig’s "Commons" Sense (Book Review, The Future of Ideas, February 11, 2002)

After the Lawsuit (October 8, 2001)

Computers and the Changing Courtroom (October 8, 2001)

State of the Art: Computers in Litigation (October 1, 2001)

Beware the People Weeping (June 18, 2001)

The Trial of the 19th Century (June 4, 2001)

A Contrarian’s Concerns (Book Review, Republic.com, May 21, 2001)

Beyond Cyberlaw: Dealing with the Human Genome (May 7, 2001)

Trial and Tribulation (Book Review, World War 3.0, February 12, 2001)

Can We Find the Frequencies for 3G Wireless? (January 29, 2001)

The Next New Thing: Third Generation Wireless (January 15, 2001)

Hunting for the Best Heads (November 20, 2000)

Beware of Carnivore's Voracious Appetite (September 4, 2000)

The Working Group Behind Cyberlaw Policy (July 17, 2000)

The Education of Reed Hundt (Book Review, You Say You Want a Revolution, May 29, 2000)

A New Edge to an Old Tool – Online ADR (May 1, 2000)

Code/Red (Book Review, Code and Other Laws of Cyberspace, April 3, 2000)

Can Radio’s Past Help Us Divine Internet’s Future? (March 13, 2000)

Are Commercial Snoopers in the Same League as Hackers? (January 3, 2000)

By the People: Honest Abe (Book Review, Lincoln as I Knew Him, November 29, 1999)

Remember When Laws Were Printed in Books? (October 4, 1999)

Legal Loners Make Great Leaders (August 16, 1999)

The Bar;s Missed Opportunities (June 21, 1999)

Is Internet Big Boon or Big Brother? (May 17, 1999)

Harvard Law Puts Socrates Online (April 19, 1999)

Net Search Finds Playboy in a Huff (March 22, 1999)

Putting Robert Frost on Ice (February 22, 1999)

You Are the Prey in the Wild Web (January 18, 1999)

Is Everyone Ready for E-Law? (November 2, 1998)

God and Man at the University (September 21, 1998)

In Software World, Standard Is Better (August 10, 1998)

Your Local Library and Internet Porn (June 8, 1998)

When Is a Forum Too Wide Open? (April 6, 1998)

Why Aren't More Decisions Online? (January 26, 1998)

No Easy Way (Yet) to Invest Online (October 20, 1997)

Network's Promise Not Fully Realized (July 7, 1997)

How to Get Voters to Get Out and Vote (December 11, 1989)


New America Foundation

Johnston and Snider, Breaking the Chains: Unlicensed Spectrum as a Last-Mile Broadband Solution (June 2003)


U.S. Senate

Final Report of the Senate Select Committee on Intelligence: The Investigation of the Assassination of President John F. Kennedy, Performance of the Intelligence Agencies (1976)