Illinois State Library

Illinois Center for the Book

Individual Author Record

General Information

Name:  Jennifer Allison  

Pen Name: None

Genre: Fiction

Audience: Young Adult; Children;

Born: 1966 in Saline, Michigan

-- Facebook --
-- Twitter --
-- Jennifer Allison on WorldCat --

Illinois Connection

Allison lives in Chicago.

Biographical and Professional Information

Jennifer Allison is a former journalist, Book Editor and high school English teacher. She has written the popular Gilda Joyce: Psychic Investigator and Iggy Loomis series.

Published Works Expand for more information

Titles At Your Library

Gilda Joyce, Psychic Investigator
ISBN: 0525473750

Dutton Books for Young Readers. 2005

Ever since her father died, kooky Gilda Joyce has been working hard to sharpen her psychic skills. She's determined to communicate with spirits from the Other Side and become a crack investigator of spooky, twisted mysteries. After wrangling an invitation to visit San Francisco relatives, Gilda discovers just how much her dreary, tight-lipped uncle and his strange, delicate daughter need her help to uncover the terrible family secret that has a tortured ghost stalking their home.

From poignant to hair-raising and hilarious, this is a behind-the-scenes, tell-all account of the very first case in the illustrious career of Gilda Joyce, Psychic Investigator.

The Ladies of the Lake (Gilda Joyce)
ISBN: 0525476938

Dutton Juvenile. 2006

Having earned a scholarship to a girls' private high school, self-proclaimed psychic investigator Gilda Joyce investigates the circumstances surrounding the drowning death of a student whose ghost supposedly haunts the campus.

Gilda Joyce: the Ghost Sonata
ISBN: 0142412325

Puffin Books. 2008

Gilda Joyce?s best friend, Wendy Choy, is chosen to participate in a piano competition in Oxford, England, so of course super-sleuth Gilda finds a way to go too. Once there, the grueling practice schedule takes a backseat to strange and spooky occurrences. There are foreboding tarot cards that keep appearing to the participants and ominous numbers etched in frosty windowpanes. But even more chilling are Wendy?s ghostly nightmares of a young boy?and the haunting melody she can?t shake out of her mind. Could there be a sinister connection to the piano competition? Gilda has a genuine haunting on her hands, and solving this one will take every ounce of psychic intuition she?s got!

Gilda Joyce: the Dead Drop
ISBN: 0525479805

Dutton Books for Young Readers. 2009

When Gilda lands a summer internship at Washington, D.C.?s International Spy Museum, she finds herself embroiled in both a museum haunting and a real case of espionage. While investigating a cemetery where Abraham Lincoln?s son was once buried, Gilda stumbles upon a spy?s ?dead drop? of classified information. Gilda?s efforts to decode the cryptic message lead to further intrigues: Is she on the trail of a mole operating inside the U.S. intelligence community? Aware that ?nothing is what it seems? when it comes to spies in Washington, D.C., Gilda faces the most serious challenge yet in her career as a psychic spy.

Gilda Joyce: the Bones of the Holy
ISBN: 0525422129

Dutton Books for Young Readers. 2011

When Gilda Joyce's mother announces her engagement to a man from St. Augustine, Florida, Gilda is appalled. She hasn't even given him the "Joyce Family Application" yet! But as the wedding preparations get under way, Gilda realizes she has much bigger concerns. Why does her soon-to-be stepdad keep calling Mrs. Joyce by his ex-wife's name? And why is Mrs. Joyce acting like she's possessed?

With only a few short days before her mother says "I do," Gilda knows this much for sure: it's going to take every ounce of her sleuthing skill and psychic savvy to solve this one!

Iggy Loomis, Superkid in Training
ISBN: 0803737599

Dial Books. 2013

A hilarious new illustrated science fiction series for elementary school readers!

For fans of Captain Underpants, here comes Iggy Loomis -- already a huge pain in his older brother Daniel’s you-know-what. But when a science experiment gone wrong makes Iggy’s DNA mutate, Iggy gets cool super powers! Is Iggy going to turn into an alien? Daniel needs to stop Iggy right now—before EVERYONE gets in trouble! With aliens, gadgets, space travel, superpowers, spies, and Jennifer Allison’s humor, this story is an out-of-this-world blast!

Iggy Loomis, a Hagfish Called Shirley
ISBN: 0803737815

Dial Books. 2014

Iggy Loomis and his cool superpowers are back in this illustrated sci-fi chapter book for elementary school fans of The Adventures of Captain Underpants

Daniel is trying really hard to be a good older brother, especially now that Iggy has mutant insect abilities that he got from the alien next door. But when Iggy flushes the alien's pet hagfish down the toilet, he goes way too far. Now Shirley the hagfish is fated to a life in the sewers! It's up to Iggy to use his powers to find Shirley, but with his temper tantrums and fits—and everyone on Daniel's case—it looks more and more like Shirley will never come home. Can Daniel convince Iggy to save the day, before everyone is grounded for life?

With aliens, superpowers, slime mold, pets, extra-slimy creatures, and Jennifer Allison’s laugh-out-loud humor, this sequel to Iggy Loomis, Superkid in Training
is an out-of-control good time!


''Gilda Joyce'' Series

Speaking Engagements

Speaking Engagement Availability (Yes)

Jennifer Allison has presentations and workshops available for all ages and can speak to large assemblies or classroom-sized groups at your school. Her presentation and workshop options include

  • Writing IGGY LOOMIS From Bugs to Books!
  • The Mystery Genre
  • Spy Fiction Writing Workshop To schedule a school visit, please go to Author or send an email to with the subject heading "SCHOOL VISIT". Skype book talks are also available for groups that have already read one or more of Jennifer Allisons books.