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I provide editing services that empower nonfiction authors to create their best works. Specialty content areas include:

Little Blue Heron
Little Blue Heron—photo taken at Mitchelville Freedom Park
  • Musicology (especially jazz)
  • Pan-African studies
  • Women’s and gender studies
  • Natural history (especially birds and birding)
  • Alternative medicine
  • Computer science

I will work with you to shape and refine your draft into a manuscript ready for print. Together, we’ll make the writing process productive, fulfilling, and fun. Scroll down to learn more and make contact. Consider visiting this page to assess if we are a good fit.


Developmental Editing and Coaching

Helping you create your best work—from start to finish or jumping in as needed. Identifying target audiences, developing outlines, reviewing chapters, coaching, and more. Learn more about developmental editing.


From simple manuscript clean-up to full line-editing services. Learn more about copyediting.

Recent Projects

The Wonder of It All

by William Judge (Propertius Press, in progress)

Sacrifices and Betrayals: Black Africa, Black India, Black America

by Cherryl Garner, PhD (in progress)

A Scrum Book: The Spirit of the Game

by Jeff Sutherland, James O. Coplien, and the Scrum Patterns Team (Pragmatic Press)

Career Experience

Currently, I serve as associate nonfiction editor for Propertius Press and copyeditor for Pragmatic Press, and I selectively take on projects as a freelancer. My prior roles include:



Contact me at sean (at) seandennis (dot) com or via LinkedIn. Thank you for stopping by.