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Travel author for children

Paul Aertker (ETT Kerr)  is a children’s travel book writer, teacher, and frequent speaker at elementary and middle schools.


He began his teaching career in West Africa with the Peace Corps, where he helped establish the town’s first public library.


His first series, Crime Travelers, consistently ranks in the top spot on multiple Amazon categories.


His newest book, Posthumous, is a #1 New Release.

Kara Corwin and Ellen Mersereau represent Paul in Hollywood.

Crime Travelers series plus awards plus posthumous

The Crime Travelers Series

“A funny & smart middle-grade series that reads like the Bourne Identity— but for kids.”

— M. Robichaux, Editor


Book 1: Brainwashed | Book 2: Diamonds Are For Never | Book 3: Priceless

ClarionRating®: 5/5

"The Crime Travelers series combines action and adventure with global awareness and smart humor."


Crime Travelers Spy School Mystery & International Adventure Series

Book 1

While sleeping on the roof of his father's hotel-spy school, thirteen-year-old Lucas Benes finds a baby alone and learns that the Good Company has restarted its profitable brainwashing business.


Brainwashed (Crime Travelers Spy School Mystery & International Adventure Series ) tracks the secret urban adventures of the New Resistance, a school of international teenage spies.


Lucas leads a group of friends through the hotspots of Paris-- from the catacombs to the Eiffel Tower--in an all-out effort to sabotage a brainwashing ceremony that could potentially turn them all into "Good" kids.

Funny, exciting, and smart.

Diamonds Are For Never:

Crime Travelers Spy School Mystery & International Adventure Series

Book 2


When a rogue group of modern-day pirates pushes everything important to the edge of life, Lucas Benes becomes a boy on a mission.


After sabotaging a mass kidnapping in Paris, Lucas Benes faces a new and perilous threat from Siba Günerro and her anything-but-good Good Company. When a briefcase-toting kid from the Falkland Islands joins the New Resistance Spy School, 14-year-old Lucas learns the truth about his mother and becomes a boy on a mission. Lucas and friends speed in and around Rome--from the Colosseum to the Vatican--until they stowaway on a cargo ship carrying diamonds that could unlock the secret to Lucas's past and destroy the Good Company's future.

In this action-packed second installment of the Crime Travelers mystery series, author Paul Aertker takes readers on a gripping world tour filled with adrenaline, humor, and pure excitement.

Paul's books:


  • 100's of geographic references

  • Ideal for younger, advanced readers

  • International & inclusive


  • Illustrative maps

  • Kid-appropriate language

  • Perfect for reluctant readers


Crime Travelers Spy School Mystery & International Adventure Series

Book 3

This third installment in the international action-packed Crime Travelers series from Amazon best-selling author Paul Aertker is a mind-opening adventure for elementary and middle-grade readers of Gordon Korman, James Patterson, and John Grisham. 

"If it's opposite day, it could already be opposite of opposite, which would be confusing." If you find this line puzzling, then you might understand why the kids of the New Resistance are able to rattle the Good Company yet again in Priceless.

Lucas Benes faces his greatest challenge yet when he finds a secret message from his mother hidden inside a sunken cargo container. In a near-death scuba diving experience, Lucas and the New Resistance kids learn that Good Company CEO Siba Günerro is planning a massive art heist with her newest and most beautiful Curukians. Lucas and friends scour the Spanish countryside, looking for clues. But to unravel the mysteries of both the robbery and the cryptic message, Lucas must first discover the only thing that is worth more than priceless.

This funny and exciting middle-grade series with short chapters 
is perfect for middle school reading lists, holiday gifts, and travel guides for children. Parents, teachers, and librarians will appreciate the action-adventure, the worldwide geography, and the appropriate language for ages 9 - 14. If your kids love excitement, don't miss this action-packed read! Collect all three!


"What's more valuable than priceless?" Find out here in book 3 in the Crime Travelers Series!

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