Cullen Stanley began her career in the New York office of Italy’s Arnoldo Mondadori Editore where she met and worked for Maria B. Campbell.  When Campbell launched her eponymous scouting agency Maria B. Campbell Associates in 1987, Cullen joined as the senior scout advising major publishing houses across Europe and Asia, as well as Amblin Entertainment in Hollywood.  Four years later Cullen joined Janklow & Nesbit Associates as a foreign rights agent.  In 1998 she was named Director of the Rights Department, overseeing a team of three agents. She was made a Managing Director of the company in 2009 and was named Partner in 2015. Cullen left Janklow & Nesbit Associates to form her own agency, Cullen Stanley International, in January 2017.


Cullen Stanley has represented many authors in the US and international markets. Among the best-known names are bestsellers Michael Crichton, Atul Gawande, Malcolm Gladwell, Robert Hughes, Richard Preston, Richard Sennett, Danielle Steel, Kristin von Kreisler, and Fareed Zakaria, as well as literary luminaries Andrew Sean Greer, Shirley Hazzard, and Jayne Anne Phillips. 


Cullen is a fifth generation Texan, born in San Antonio. She graduated from Smith College with a double degree in Italian Literature and Art History. She speaks and reads Italian, French and Spanish. In her free time, Cullen enjoys tennis and music.

Founder | President |  Literary Agent

Cullen Stanley

Stephanie Koven

Founder | Literary Agent


Stephanie Koven began her publishing career in 1993 as Assistant Editor at Grand Street. In 1995, she left to work with Carol Brown Janeway at Alfred A. Knopf. During her 13 years at Knopf, Stephanie had the dual position of Assistant Editor and Foreign Rights Manager.  She worked to publish many best-selling authors in the US, often in translation, and was also responsible for selling UK and translation rights to internationally best-selling works, including Daniel Jonah Goldhagen’s Hitler’s Willing Executioners, Kay Redfield Jamison’s An Unquiet Mind, Sherwin B. Nuland’s How We Die, Edward O. Wilson’s Consilience, Cormac McCarthy’s Border Trilogy, Donna Tartt’s The Secret History, and all of John Updike’s titles.


In 2008, Stephanie joined Janklow & Nesbit Associates as an agent, representing authors in the US and international markets. The work Stephanie has sold abroad includes Amy Chua’s Battle Hymn of The Tiger Mother, Jill Lepore’s Book of Ages, Joanna Rakoff’s My Salinger Year, Steven Weinberg’s To Explain the World, Michael Punke’s The Revenant, Lev Grossman's Magicians Trilogy, and books in many other genres, including middle grade and YA.


In January 2017, Stephanie founded Cullen Stanley International with her long-time colleague Cullen Stanley. Most recently she has represented David Coggins' Men and Style and Men and Manners, Matthew Viragh's The Nitehawk Cookbook, and Joy Rhoades' novels The Woolgrower's Companion and The Burnt Country. Internationally, she has handled Andre Aciman's Call Me By Your Name and Find Me, YA best seller Angie Thomas' On The Come Up and, in nonfiction, Ronan Farrow's War On Peace and Catch and Kill 


Stephanie graduated with a BA in Literature from The George Washington University in 1989. She spent her junior year at Antioch’s University’s literature program in London. Stephanie is currently a literary curator at Pen + Brush.

Jaclyn Gilbert

Literary Agent


Jaclyn Gilbert began her career in 2007 as an assistant in online marketing and special sales at Workman Publishing. In 2011, she joined Janklow & Nesbit Associates' foreign rights team, where she helped secure translation rights to works by Jhumpa Lahiri, Tom Wolfe, Laura Hillenbrand, Sarah Manguso, and many others.

Jaclyn left Janklow & Nesbit in 2013 to earn her MFA in Creative Writing from Sarah Lawrence College and work on her debut novel, Late Air, which was released by Little A in 2018. She has taught writing at the Sarah Lawrence Writing Institute, Curious on Hudson in Dobbs Ferry, and Pace University, as well as contributed to the Bread Loaf, Colgate, and Tin House Writers' Conferences. 

In 2018, Jaclyn joined Cullen Stanley International as a literary agent. She is passionate about working with writers to prepare their manuscripts for submission in the U.S. and abroad. She is looking to represent voice-driven, emotionally compelling literary fiction and upmarket nonfiction with an experimental bent.


Jaclyn holds a B.A. in English and French from Yale University and is a graduate of the Columbia Publishing Course. Jaclyn grew up in Lancaster, Pennsylvania, and she enjoys long distance running with her Weimaraner, Phin.

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