Why Is Critical Mass Budapest So Huge?, San Francisco Critical Mass online at sfcriticalmass.org (San Francisco, CA, November 2009).

How the Black Cat Café Launched Gay San Francisco, Chinese New Year Treasure Hunt (San Francisco, CA: 2006).

Did the San Francisco Gold Rush Start in San Francisco?, Chinese New Year Treasure Hunt (San Francisco, CA: 2006).

The Memorial to Clever Marconi on Telegraph Hill, Chinese New Year Treasure Hunt (San Francisco, CA: 2006).

The Niantic: Ship, Spring, Store, Hotel, Chinese New Year Treasure Hunt (San Francisco, CA: 2006).

The Washington Square Hotel By Any Other Name, Chinese New Year Treasure Hunt (San Francisco, CA: 2006).

When Chinatown Was a World Apart, Chinese New Year Treasure Hunt (San Francisco, CA: 2006).

Sun Yat Sen, Revolutionary Politician, Meets Beniamino Bufano, Revolutionary Artist, Chinese New Year Treasure Hunt (San Francisco, CA: 2006).

Coretta the Insurrectionist, Numb Magazine online at numbmagazine.com (Toronto, ON, February 2006).

San Francisco's Clean Little Secret, Chris Carlsson (ed.), The Political Edge (San Francisco, CA: City Lights Foundation, 2004).

A Century of the Tube Times, Tube Times (San Francisco, CA: San Francisco Bicycle Coalition, Oct./Nov. 2004).

A Bike Summer Tale, NY Bikes! (Albany, NY: New York Bicycling Coalition, Late Summer 2003).

Where Waters Once Flowed, Cyclists Now Go, Tube Times (San Francisco, CA: San Francisco Bicycle Coalition, April/May 2003).

Co-op: Educating the Whole Person, (with Frances Degen Horowitz), The Antioch Home Companion (Yellow Springs, OH: Antioch College Office of Cooperative Education, Nov. 2002).

A Critical Mass Cultural Glossary, Chris Carlsson (ed.), Critical Mass: Bicycling's Defiant Celebration (Oakland, CA: AK Press, 2002).

Fresh Fortune Cookies, Livermore Street (Yellow Springs, OH, Fall 2002).

Stream of Thought, Glen Helen Ecology Institute Newsletter (Yellow Springs, OH, 2001).

A San Francisco Critical Mass Glossary, Critical Mass Missives (San Francisco, CA, Sept. 1999).

Duboce Bikeway Mural, 7 Panel Poster (San Francisco, CA: San Francisco Bicycle Coalition, Aug. 1999).

Haight Storefront Space in Crisis, The Haight Ashbury Voice (San Francisco, CA: Haight Ashbury Neighborhood Council, July/Aug. 1997).

Transportation in San Francisco: Can We Move Beyond Car Dependency?, The Haight Ashbury Voice (San Francisco, CA: Haight Ashbury Neighborhood Council, March 1997).

Good-bye Tet, The Haight Ashbury Voice (San Francisco, CA: Haight Ashbury Neighborhood Council, June 1996).

Markus Cook–A Moralist with a Whoopee Cushion, Tubular Times (San Francisco, CA: San Francisco Bicycle Coalition, March/April 1996).

Do the Wiggle, Tubular Times (San Francisco, CA: San Francisco Bicycle Coalition, Feb./Mar. 1994).

Ronald McDonald is Stuck in My Spokes, Tubular Times (San Francisco, CA: San Francisco Bicycle Coalition, Aug. 1993).

The Original Tubular Times Explicit and Non-derivative Statement of Editorial Creed, Tubular Times (San Francisco, CA: San Francisco Bicycle Coalition, Feb. 1993).

A Hard Act To Follow: The End of the Surface Transportation Act of America, Tubular Times (San Francisco, CA: San Francisco Bicycle Coalition, May 1991).

Riding Forward–Glancing Backward, Tubular Times (San Francisco, CA: San Francisco Bicycle Coalition, May 1991).

SF Roommate Referral Procedures Manual, (San Francisco, CA: The Original San Francisco Roommate Referral Service, Inc., June 1990).

Living on Shaky Ground: A Cathartic Purge, (San Francisco, CA: Conceptual Nonsequeteria, Nov. 1989).

Record Handbook, (Yellow Springs, OH: Antioch College Community Government, Dec. 1984).

Editorials, The Record (Yellow Springs, OH: Antioch College Community Government, Sept. 20, Oct. 2, Oct. 16 1984).

Recruitment One Solution for Issues Discussed by Trustees, The Record (Yellow Springs, OH: Antioch College Community Government, Oct. 16, 1984).

Dorms Meet Wednesday, The Record (Yellow Springs, OH: Antioch College Community Government, Oct. 16, 1984).

Budget Problems Still Unresolved, Effect Unclear, The Record (Yellow Springs, OH: Antioch College Community Government, Oct. 16, 1984).

Further Woes, The Record (Yellow Springs, OH: Antioch College Community Government, Oct. 2, 1984).

Faculty, Salaries Depressed, The Record (Yellow Springs, OH: Antioch College Community Government, Sept. 20, 1984).

The Hunt for Draft Violators Begins, (with Mark Hage) The Objector (San Francisco, CA: Central Committee for Conscientious Objectors, April 1982).

Selective Service Reinstates Draft Boards, The Record (Yellow Springs, OH: Antioch College Community Government, April 1982).

SS Begins Training Board Members, The Objector (San Francisco, CA: Central Committee for Conscientious Objectors, Feb. 1982).

Movement? What Movement?, (with Scott Kinnamon), The Almanac (Boulder, CO: Alliance for Peaceful Alternatives, July 1981).

The NATSTAT System Users' Guide, (Washington, DC: Smithsonian Institution National Museum of Natural History–The Naturalist Center, 1978).