Mark Steven Long

New York, NY USA

Professional Experience

"Mark Steven Long's careful copy editing spared me from many pitfalls, factual and linguistic." —John E. Morris, "Subway" "Virtuoso copy editing"—Blake Gopnik, "Warhol" "Very detailed and thorough" —James Rosebush, "True Reagan" "A great copyediting job" —David Baldacci, "The Guilty" "An author's dream copy editor" —Margaret Mallory, "The Sinner" I freelance as both a copy editor and a proofreader on fiction, general and trade nonfiction, textbooks, educational and reference books. Titles I have worked on include Medgar and Myrlie by Joy-Ann Reid; Warhol by Blake Gopnik; Apropos of Nothing by Woody Allen; Russian Roulette by Michael Isikoff and David Corn; My War Criminal by Jessica Stern; Hacks by Donna Brazile; The Daily Show (The Book); Cheech Is Not My Real Name by Richard "Cheech" Marin; other titles by Michael Moore, David Baldacci, and Serena Williams. My clients include Hachette Book Group (Grand Central, Twelve, Orbit, etc.), HarperCollins, Penguin Random House, and Scholastic.


Copy Editor
20 Years
Production (print)
20 Years


Books & Literature
28 Years


Magazine - Trade magazines/publications (B2B)
5 Years
Book Publishing Trade/B2B
7 Years
Book Publishing Consumer
20 Years

Total Media Industry Experience

28 Years

Media Client List (# assignments last 2 yrs)

Harlequin (10+), Simon & Schuster (6-10), Hachette Book Group (10+), Penguin Random House (10+), St. Martins Press (10+), becker&mayer! (6-10), John Wiley & Sons (6-10), HarperCollins (10+), SPi Global (1-2), The Strand Magazine (1-2), Disney (Hyperion, Marvel Press) (10+), Girl Friday Productions (6-10)

Other Work History

I have also worked full-time as a production editor for St. Martin's Press, John Wiley & Sons, and Oxford University Press, among others.

Technical Skills

PDF editing

Computer Skills

Microsoft Word Microsoft Excel Windows XP, Vista Macintosh


Nominated for a Pushcart Prize for the short story "The Nutbob Stories"