Member Since: Dec. 04, 2023

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J. Kevin Tumlinson

Biography

J. Kevin Tumlinson is an award-winning and bestselling writer, and a prolific public speaker and podcaster. He lives in Texas with his wife and their dog, and spends all of his time thinking about how to express the worlds that are in his head.

Where to find J. Kevin Tumlinson online

Website: https://kevintumlinson.com

Series

Dan Kotler by
&
The Brass Hall
Price: $2.99 USD.
The Book of Betrayals
Price: $9.99 USD.
The Bones of Saint Nicholas
Price: $2.99 USD.
The Templar Tunnel
Price: $2.99 USD.
The Book of Lost Things: A Dan Kotler Box Set, Books 1-3
Price: $9.99 USD.
The Book of Gods and Kings
Price: $9.99 USD.

Books

The Forgotten Rune by
Series: Dan Kotler, Book 13. Pre-release—available May 15, 2024. Price: $6.99 USD. Words: 64,280. Language: English. Published by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Supernatural
A mysterious artifact holds the key to unraveling the mystery behind a senator's disappearance—but it may be humanity's greatest threat. Dr. Kotler is in a whole other world of trouble, when he's recruited to decipher a mysterious rune, found at a recently discovered archaeological dig site in Turkey. The site hints at an age of humanity far older than mainstream science is willing to accept...
God Mode by
Price: $2.99 USD. Words: 31,060. Language: English. Published: December 29, 2023 by Kevin Tumlinson. Categories: Fiction » Science fiction » General, Fiction » Science fiction » Adventure
The Stack can't be hacked. But Brate has done it anyway. And he's not alone—he's one of a klatch of hackers who have worked out ways to get around in the system, to get things people want. It's dangerous work. The Stack isn't just a network—it's culture, society, community. The Stack is life. But there's something going on here. Something no one is supposed to know about. And now, Brate does...
Evergreen: Trace Contact by
Series: Evergreen, Book 2. Price: $6.99 USD. Words: 68,490. Language: English. Published: November 25, 2022 by Knovelton Books. Categories: Fiction, Fiction » Adventure, Fiction » Science fiction » Adventure, Fiction » Thriller & suspense » Spies & espionage, Fiction » Thriller & suspense » Supernatural
HE WANTED A PURPOSE. WHAT HE FOUND WAS ANSWERS. "One touch and he knows everything you know." Every memory, every skill, every thought you had at the moment of contact. It's an ability that has allowed Jaylin Rowlin to survive and stay out of the hands of people who would use him for their own gain. After surviving the attempt of a rogue billionaire to disect him and take his abilities, Jaylin...
The Devil's Interval by
Series: Dan Kotler, Book 3. Price: $6.99 USD. Words: 66,990. Language: English. Originally Published: March 15, 2018 by Knovelton Books. Categories: Fiction » Mystery & detective » Historical, Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Mystery & detective » International crime
★★★★★ "Half way through I was waiting for Harrison Ford to leap out of the pages!" —Deanne, Review for 'The Coelho Medallion' The third Dan Kotler archaeological thriller! As new technology, based on forbidden historic research, emerges, it quickly turns from hope for millions to a potential threat to billions. Famed rock-star-turned-philanthropist, Ashton Mink, is murdered in his Manhattan...
The Stepping Maze by
Series: Dan Kotler, Book 6. Price: $6.99 USD. Words: 69,290. Language: English. Originally Published: January 25, 2019 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Thriller & suspense » Spies & espionage
HISTORY HAS ITS SECRETS, AND SOMEONE WANTS THEM ALL. Behind six feet of steel, buried under the streets of Manhattan, lies the Black Chamber—a room that once housed a team of codebreakers who would one day help to found the NSA. "Imagine a writer that combines the best aspects of Cussler, Rollins, Berry, and Brown all into one. That's Kevin Tumlinson." —Ernest Dempsey, Author of The Forbidden...
Sawyer Jackson and the Long Land by
Series: Sawyer Jackson, Book 1. Price: $6.99 USD. Words: 58,910. Language: English. Originally Published: July 1, 2014 by Knovelton Books. Categories: Fiction » Fantasy » General, Fiction » Fantasy » Contemporary, Fiction » Fantasy » Paranormal
​"It's like a mashup of Hunger Games, Harry Potter, and the Iron Druid Chronicles, with a pinch of Doctor Who for flavor." Some kids are born in a tangle. At sixteen years old, Sawyer Jackson hasn't seen much beyond his grandparents' remote home, until one day he's transported to the Long Land -- a strange world where everything he knows is turned upside down, and everyone he loves is suddenly...
The Bones of Saint Nicholas by
Series: Dan Kotler. Price: $2.99 USD. Words: 13,610. Language: English. Originally Published: August 14, 2020 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Thriller & suspense » Supernatural
What could be safer than Ol' Saint Nick? Displayed in Italy's Basilica di San Nicola, the bones of Saint Nicholas have been a popular tourist attraction for over a century. More, they have been reputed to be the source of miraculous healing for anyone who comes into contact with them. When the bones are stolen, in broad daylight, the Italian government requests the aid of the FBI's Historic...
The God Extinction by
Series: Dan Kotler, Book 7. Price: $6.99 USD. Words: 62,210. Language: English. Originally Published: March 22, 2019 by Knovelton Books. Categories: Fiction » Adventure, Fiction » Mystery & detective » Historical, Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Mystery & detective » International crime
WHAT IF THE GODS WERE REAL? That's the question Dr. Dan Kotler—Archaeologist and FBI Consultant—finds himself struggling to answer after a Druidic tomb is unearthed in the mountains of Egypt. Why did the Druids build a site in Egypt, thousands of years ago? And what implications does this site have for human history? Kotler's not the only one looking for answers. The Alihat Iadida—the New...
The Spanish Papers by
Series: Dan Kotler, Book 8. Price: $6.99 USD. Words: 65,110. Language: English. Originally Published: August 21, 2019 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Spies & espionage
THEY BELIEVE SECRETS GIVE THEM POWER World War II—Hitler is obsessed with gathering ancient knowledge and artifacts from around the globe, in an effort to consolidate the wisdom and power of long-gone cultures and rule the modern world. The División Azul—the Blue Division—is a Spanish military force fighting for the Nazis against the Russians on the Eastern Front. They are skilled, cunning, and...
Shaken by
Series: Quake Runner: Alex Kayne, Book 1. Price: $6.99 USD. Words: 68,880. Language: English. Originally Published: September 11, 2020 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Themes & motifs » Technological
Alex Kayne wanted to make the world a better, safer place for everyone—now she's on the run. A fugitive, wanted for murder and epsionage, Alex survives through skill, training, and a little luck. And with the help of her invention: the Quantum Integrated Encryption Key. QuIEK—pronounced "Quake"—is the ultimate digital skeleton key. With it, Alex can bypass any security system, access any file...
Citadel: Omnibus by
Series: Citadel. Price: $9.99 USD. Words: 237,170. Language: English. Originally Published: May 9, 2015 by Knovelton Books. Categories: Fiction » Science fiction » General, Fiction » Science fiction » Adventure, Fiction » Science fiction » Military, Fiction » Themes & motifs » Technological
GET YOUR SHIP TOGETHER. "If you like Andy Weir's The Martian and Hugh Howey's Wool, you will love Kevin Tumlinson's Citadel." AN ANCIENT ENEMY A THREAT OF WAR AN UNEXPECTED HOPE ALL ON THE WRONG FREAKING PLANET It's been over a century since the terrorist attack that nearly ended any chance for humanity to travel to the stars. Then there was the fifty years of war with the plant-like Esool, the...
Citadel: Paths in Darkness by
Series: Citadel, Book 2. Price: $6.99 USD. Words: 72,170. Language: English. Originally Published: April 2, 2012 by Knovelton Books. Categories: Fiction » Science fiction » General, Fiction » Science fiction » Adventure, Fiction » Science fiction » Military, Fiction » Themes & motifs » Technological
THE REAL STRANGERS ARE WITHIN. BOOK TWO OF THREE "Kevin Tumlinson has this ability to make us believe in his characters. In addition to the understated precision of his style, the thing that distinguishes Kevin's fiction is his ability with plot. He is a natural storyteller." —DR. JAMES ULMER, AUTHOR OF "THE SECRET LIFE" A MIND DIVIDED A HOLLOW VICTORY A NEW SPECIES Against all odds, on an...
Colony Girl by
Series: Citadel. Price: $2.99 USD. Words: 4,140. Language: English. Originally Published: April 30, 2016 by Knovelton Books. Categories: Fiction » Science fiction » Adventure, Fiction » Science fiction » Military
LIES CAN TAKE YOU PLACES Sylar just wanted to impress the guys. It wasn't until everything blew up that he figured he should rethink things. So he fibbed a little. Maybe he didn't acutally have a girlfriend in the Colonies. So what Now, as Sylar careens out of control in a makeshift space craft, surfing a wave of debris, he's really starting to rethink some of his life choices. Colony Girl is a...
Compromised by
Series: Quake Runner: Alex Kayne, Book 3. Price: $6.99 USD. Words: 87,020. Language: English. Originally Published: September 3, 2021 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Spies & espionage, Fiction » Thriller & suspense » Psychological thriller, Fiction » Themes & motifs » Technological
EVERYONE WANTS ALEX KAYNE FBI, CIA, NSA, Foreign Governments—and now an international thief and conman with seemingly unlimited reach. Reed Harltan has plans for Alex Kayne. With one of Alex's clients under his thumb, Harltan may just have managed to pull off something even the powerful US alphabet agencies couldn't do—put her on a leash, and use her powerful AI software to do his bidding...
Sawyer Jackson and the White Room by
Series: Sawyer Jackson, Book 3. Price: $6.99 USD. Words: 63,250. Language: English. Originally Published: May 5, 2017 by Knovelton Books. Categories: Fiction » Fantasy » General, Fiction » Fantasy » Contemporary, Fiction » Fantasy » Paranormal
EVERY KNOT CAN BE UNTIED Beyond the layers, beyond the Long Land, beyond the Omniverse itself, the White Room awaits. Some call it death. Some think of it as purgatory—a waiting room to the afterlife. For Sawyer and his family, it's just one more stop on the journey to battle Aeodymus, and prevent him from unravelling all of reality. As Sawyer and his companions fight their way through dark...
Citadel: The Value of War by
Series: Citadel. Price: $2.99 USD. Words: 10,360. Language: English. Originally Published: August 28, 2015 by Knovelton Books. Categories: Fiction » Anthologies » Short stories - single author, Fiction » Science fiction » Adventure, Fiction » Science fiction » Space opera, Fiction » Science fiction » Military, Fiction » Themes & motifs » Technological
SOME WARS MUST BE FOUGHT A CITADEL NOVELLA As his officers and soliders invade a conquered human vessel, Captain Somar of the Esool is troubled by the ongiong war. Are these two species doomed to war until one of them is extinct. As the humans bunker themselves on the bridge of their vessel, the Esool prepare for a protracted conflict. But the discovery of a surprising cargo changes everything...
The Antarctic Forgery by
Series: Dan Kotler, Book 5. Price: $6.99 USD. Words: 63,250. Language: English. Originally Published: December 15, 2018 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense
When an ancient map of Antarctica is found to be a forgery, it reveals an enigma of history and a terrifying modern-day threat. For the past two years, Gail McCarthy has been a constant source of danger and chaos in the lives of Dan Kotler and his FBI partner, Roland Denzel. Her vast smuggling empire empowers her to move about in the world without the worry of capture, as she spearheads...
Triggered by
Series: Quake Runner: Alex Kayne, Book 2. Price: $6.99 USD. Words: 71,040. Language: English. Originally Published: October 16, 2020 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Thriller & suspense » Spies & espionage, Fiction » Themes & motifs » Technological
ALEX KAYNE NEVER STOPS RUNNING When a cop is framed for a crime, Alex Kayne comes to town to bring justice to the powerless. But there's more happening here than even she could plan for. Digging in to help her client reveals corruption that goes all the way to the top. WHAT DO YOU DO WHEN THE GOVERNMENT ITSELF IS THE BAD GUY? Alex finds herself facing down a corrupt Congressman and mafia muscle...
Sawyer Jackson and the Shadow Strait by
Series: Sawyer Jackson, Book 2. Price: $6.99 USD. Words: 65,560. Language: English. Originally Published: November 14, 2014 by Knovelton Books. Categories: Fiction » Fantasy » General, Fiction » Fantasy » Contemporary, Fiction » Fantasy » Paranormal
Ready for another tangle? The Long Land is a strange and dangerous place, but at the edge of the continent is a dark gap - the Shadow Strait. It is a void between realities, and no one who enters has ever been known to return. So, of course, Sawyer Jackson and his friends and family are on their way there. As Sawyer's destiny, to save the Omniverse from the dark and twisted Aeodyumus, comes...
The Coelho Medallion by
Series: Dan Kotler, Book 1. Price: $6.99 USD. Words: 98,040. Language: English. Originally Published: August 26, 2016 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Thriller & suspense » Spies & espionage, Fiction » Themes & motifs » Technological
"Imagine a writer that combines the best aspects of Cussler, Rollins, Berry, and Brown all into one. That's Kevin Tumlinson." — Ernest Dempsey, Author of The Forbidden Temple AN ANCIENT VIKING CITY IN NORTH AMERICA MAY MEAN THE END OF THE MODERN WORLD Hidden in a newly discovered cave in Pueblo, Colorado, archaeologists and researchers have found evidence of a Viking presence, alongside early...
Aftershock by
Series: Quake Runner: Alex Kayne, Book 4. Price: $6.99 USD. Words: 69,880. Language: English. Originally Published: April 15, 2022 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Spies & espionage, Fiction » Themes & motifs » Technological
NOWHERE LEFT TO RUN ALEX KAYNE never stops running. It's just who she is. But when Kayne looks into a series of patent thefts that lead her to billionaire technologist ROSS ECKHART, she finds herself running out of road. Is Eckhart who he appears to be? AGENT ERIC SYMON is dealing with his new duties and responsibilities, as a member of the HISTORIC CRIMES UNIT. And finding himself working...
The Demon Core by
Series: Dan Kotler, Book 12. Price: $6.99 USD. Words: 83,960. Language: English. Originally Published: May 15, 2021 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Themes & motifs » Technological
FORGOTTEN SECRETS UNLEASH A RISING DARKNESS IN THE WORLD The Demon Core—history records that the third and final plutonium core meant for Hiroshima was destroyed nearly a century ago. But history is wrong, and now the core reemerges in the hands of a rising power, a man bent on the destruction of the modern world. When the Governor of New York is murdered, the terrorists make two demands: Show...
Citadel: First Colony by
Series: Citadel, Book 1. Price: $6.99 USD. Words: 100,070. Language: English. Originally Published: March 1, 2010 by Knovelton Books. Categories: Fiction » Science fiction » General, Fiction » Science fiction » Adventure, Fiction » Science fiction » Military, Fiction » Themes & motifs » Technological
CRASHING IS THE EASY PART BOOK ONE OF THREE It's been more than a century since humanity escaped the overpopulation of Earth, expanding out among the stars. We've faced and overcome war with an alien race. We've survived terrorist attacks meant to end colonization. We've thrived despite unregulated class distinctions, separating the wealthy from the working class. What comes next may be the end...
The Templar Tunnel by
Series: Dan Kotler. Price: $2.99 USD. Words: 11,360. Language: English. Originally Published: August 26, 2022 by Knovelton Books. Categories: Fiction » Anthologies » Short stories - single author, Fiction » Adventure, Fiction » Mystery & detective » Historical, Fiction » Thriller & suspense » General
SOME TESTS ARE LIFE OR DEATH DAN KOTLER—Archaeologist, occasional FBI Consultant, certified Trouble Magnet—just wanted a vacation. And an invitation to help uncover and explore a newly discovered Templar tunnel seemed like just the ticket. When a group of thieves take control of the tunnel, in search of its hidden trove of treasure, Kotler finds himself forced to face an ancient rite of passage...
The Atlantis Riddle by
Series: Dan Kotler, Book 2. Price: $6.99 USD. Words: 65,330. Language: English. Originally Published: November 11, 2016 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Thriller & suspense » Spies & espionage
ANCIENT SECRETS ARE SOMETIMES BURIED FOR A REASON In 1914, Thomas Edison watches as his West Orange laboratory burns to the ground. As he surveys the fire, consuming his life's work, he touches an ancient artifact in his pocket, and smiles. Sixty years later, an Army SOG team recovers a cache of North Vietnamese intelligence, and discovers among the documents an identical artifact. The find...
The God Resurrection by
Series: Dan Kotler, Book 11. Price: $6.99 USD. Words: 74,140. Language: English. Originally Published: May 23, 2020 by Knovelton Books. Categories: Fiction » Adventure, Fiction » Thriller & suspense » General
ANCIENT MYTH MEETS DARK SCIENCE, AND GODS AND KINGS WILL RISE AGAIN Following the events of The God Extinction and The Hidden Persuaders, Dr. Dan Kotler finds himself embroiled in a plot that turns out to be "the family business." Kotler's grandfather—Richard Kotler—has resurfaced, along with thirty-six genetic samples, stolen from various archaeological dig sites worldwide. Using a new, dark...
The Hidden Persuaders by
Series: Dan Kotler, Book 9. Price: $6.99 USD. Words: 78,270. Language: English. Originally Published: October 18, 2019 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Spies & espionage
FOURTEEN MEMBERS OF CONGRESS, ABDUCTED RIGHT FROM THE SENATE FLOOR. For centuries the Jani have hidden among us, gathering artifacts of great historical significance, accumulating power, infiltrating the highest offices of governments around the world. The Jani have influenced history for nearly two millennia. Within the Order, a new faction arises: The Novensiles. Using the power and reach of...
Evergreen by
Series: Evergreen, Book 1. Price: $6.99 USD. Words: 69,990. Language: English. Originally Published: October 8, 2015 by Knovelton Books. Categories: Fiction » Fantasy » Paranormal, Fiction » Science fiction » Adventure, Fiction » Thriller & suspense » Spies & espionage, Fiction » Thriller & suspense » Supernatural
ONE TOUCH AND HE KNOWS ALL YOU KNOW It all starts with a touch. A brush of a hand, a casual bump of an arm, a firm handshake—that's all it takes for Jaylin Rowlin to absorb everything you know and everything you are, and you have no idea it's happening. Operating under the codename "Evergreen," Jaylin uses his gifts to make a living from the city's seedy underworld, but his only goal is to stay...
The Girl in the Mayan Tomb by
Series: Dan Kotler, Book 4. Price: $6.99 USD. Words: 95,420. Language: English. Originally Published: March 15, 2018 by Knovelton Books. Categories: Fiction » Adventure, Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Mystery & detective » International crime
When Broadway star Maggie Hamilton disappeared five years ago, it was a mystery that captured the imaginations of everyone. When her body turns up in the tomb of a Mayan god, it opens the door for an evil that could consume the world. Dan Kolter and Agent Roland Denzel are back, and just in time, as a new threat emerges that could mean the end of all humanity. A mysterious figure has his sights...
The Brass Hall by
Series: Dan Kotler. Price: $2.99 USD. Words: 6,560. Language: English. Originally Published: May 9, 2016 by Knovelton Books. Categories: Fiction » Thriller & suspense » General, Fiction » Thriller & suspense » Action & suspense, Fiction » Thriller & suspense » Supernatural
WHAT IS A CELTIC TOMB DOING IN EGYPT? Dan Kotler ('The Coelho Medallion') is back in this thrilling prequel! Dan Kotler can't turn away from a good historic mystery. And finding a tomb for a Celtic god in a mountainous region of Egypt certainly qualifies. As Kotler investigates, he finds an amazing array of artifacts and evidence, and all of it points to something so remarkable it could...
Citadel: Children of Light by
Series: Citadel, Book 3. Price: $6.99 USD. Words: 55,270. Language: English. Originally Published: May 13, 2014 by Knovelton Books. Categories: Fiction » Science fiction » Adventure, Fiction » Science fiction » Military, Fiction » Themes & motifs » Technological
THE REAL STRANGERS ARE WITHIN. BOOK THREE OF THREE "Kevin Tumlinson has this ability to make us believe in his characters. In addition to the understated precision of his style, the thing that distinguishes Kevin's fiction is his ability with plot. He is a natural storyteller." --DR. JAMES ULMER, AUTHOR OF "THE SECRET LIFE" A MIND DIVIDED A HOLLOW VICTORY A NEW SPECIES Against all odds, on an...

J. Kevin Tumlinson's tag cloud

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