Swenson Book Development - Jill SwensonJill Dianne Swenson, Ph.D.


Jill Swenson is President, CEO, and Executive Book Development Editor at Swenson Book Development LLC. With a Ph.D. from The University of Chicago, 20 years of teaching, editing, and coaching non-fiction writers, Jill is an author’s advocate. First and foremost, she loves books. She moved to Appleton, WI, in 2015 with her adopted dog Daisy. They enjoy walking through the sidewalk neighborhoods visiting Little Free Libraries.

View Resume:   PDF   Word

Swenson Book Development - Jenna GoodmanJenna Goodman


In addition to reading an average of 200 books a year, Jenna Goodman has worked in shiny L.A. ad offices, poured coffee in late night truck stops, and skated inside blocker on the roller derby track. She combines a sharp editorial eye with a supportive approach to help authors reach their goals while meeting the high expectations of the publishing world. Jenna also works as a pediatric occupational therapist, looks after her husband, author Shawn Goodman, and two daughters.

Swenson Book Development - Susan TrippSusan Tripp

Project Assistant

Susan Tripp works as a project assistant on client accounts, and assists Jill with newsletters, blogs, and business operations. She has a degree in office administration and more than twenty-five years of experience meeting a wide variety of client needs. She lives just outside of Ithaca with her husband, three rescued dogs and twenty chickens (ten rescued). In her spare time she manages her husband’s commercial landscaping company and makes handwoven baskets. She loves to spend her summertime gardening, canning and cooking.

Swenson Book Development - Sharon YntemaSharon K. Yntema


Sharon K. Yntema is a bookkeeper, licensed massage therapist at Hands On Physical Therapy, and author (Vegetarian Baby series, More Than 100: Women Science Fiction Writers). She started bookkeeping at McBooks Bookstore in 1978, worked part-time for The Bookery since 1990, and started a Little Free Library in downtown Ithaca in 2013. She is now writing a history of 200 years of Ithaca bookstores (1820-2020).

Mark Thyss

Copy editor

Mark Thyss is a copy editor, proofreader, and grammar geek. With a B.A. in German, Mark also studied Russian, French, Spanish, and Italian. He spent years in the publishing and advertising fields, loves to read Architectural Digest, and enjoys dining in fine restaurants in the Fox Valley.



Swenson Book Development also collaborates with graphic designers, photographers, image editors, cover designers, illustrators and other professionals on specific projects as needed.