Books

COULD AN ANCIENT MARTIAN ARTIFACT HOLD THE KEY TO SAVING EARTH?

When a chamber containing inscriptions from an ancient civilization is found deep below the surface of Mars, science reporter Claire Echols is thrilled to be covering the story of the century.

But someone seems determined to stop her.

Is it the wealthy entrepreneur leading the ongoing...

Who is Eberin Das?

Decoding an ancient message that survived the destruction of Mars could be the key to avoiding the same fate for Earth in this action-packed sequel to The Cold Light of Stars.

The Flock has unleashed a wave of targeted attacks on research facilities across Earth and the terraformed areas of Mars. But are they the enemy or one of Claire’s few potential allies in saving Earth?

Her only clue is the ancient, cryptic journal left behind by alien rebel Eberin Das of the Ufretan Alliance who tried—and failed—to save Mars from...

TIME IS RUNNING OUT.

In the final book of The Icarus Code, the fate of Earth and Mars alike is in the hands of Tobias Shepherd, a disillusioned cult leader. Can Claire reach Shepherd and make him see reason? Or will the Alliance find him first and send the signal to annihilate both planets?

“WALKER WRITES BOOKS THAT ARE HARD TO PUT DOWN.” - BOING...

A man’s heart, plucked from his body with no exit wound, is found inside a fully intact crystal ball. Impossible? Or merely IMPROBABLE? A new historical fantasy thriller from the author of The CHRONOS Files.

Nine heiresses are missing in Gilded Age New York with no ransom demand. Journalist Miriam Cole’s sister was the first to vanish twelve...

The adventure continues in SLIPSTREAM the second book of the IMPROBABLE Trilogy, a new historical fantasy thriller from the author of The CHRONOS Files.

Miriam finds herself stranded in an alternative reality where subtle changes in the timeline have her struggling to keep her allies and uncertain as to exactly where she stands with Elias.

Nine...

Miriam’s adventures conclude in SPLIT INFINITIES, the final book of the IMPROBABLE Trilogy, a new historical fantasy thriller from the author of The CHRONOS Files.

As the Vanderbilt Ball approaches, a series of unexplained earthquakes have New York City on edge. Miriam’s attempts to understand their cause lands her in the place she least wants to...

From the bestselling author of the Chronos series comes a page-turning novel of time travel, fast-paced action, and history-changing events.

When two time-traveling historians cross paths during one of the most tumultuous decades of the twentieth century, history goes helter-skelter. But which one broke the timeline?

In 2136 Madison Grace uncovers...

The United States’ past is hijacked in a time-warping adventure of future interdimensional, high-risk games by the bestselling author of the CHRONOS series.

History is turned inside out when off-world travelers challenge Tyson Reyes and Madi Grace to a real-life game of Temporal Dilemma. Three rounds from the opponents and Hitler takes Europe,...

With a madman in control of the timeline, one wrong move could be the last for time travelers intent on stopping him in this mind-bending novel by the bestselling author of the CHRONOS series.

CHRONOS historians Madi, Tyson, and Katherine and their cohorts are on the enemy’s trail, fixing the mess that sociopath Saul Rand has made of history—and...

It’s never wise to talk to strangers…and that goes double when they’re dead. Unfortunately, seventeen-year-old Anna Morgan has no choice. Resting on a park bench, touching the turnstile at the Metro station—she never knows where she’ll encounter a ghost. These mental hitchhikers are the reason Anna has been tossed from one foster home and...

A Delphi Trilogy Novella (2.5)

Leah Pfeifer has spent two years in an isolated cabin in Colorado with her almost three-year-old daughter, Anna, trying to protect the girl both from her inherited psychic ability and from the government organization that would be happy to exploit it. Trouble seems to find them anyway, and a panicked phone call from...

What if your mind became your worst enemy?

Struggling with evolving psychic abilities, seventeen-year-old Anna Morgan and her equally exceptional friends are on the run from the ruthless Graham Cregg, leader of a covert operation known as the Delphi Project. Cregg has already killed repeatedly to test Anna’s ability. Now, he and his father, a...

A psychotic killer hijacked her mind and her body. She’s taking them back.

Eighteen-year-old Anna Morgan is on the run from the very government project that created her abilities. Now they seek to weaponize the gift she doesn’t want and can’t control: the invasion of her mind and her body by spirits, some of whom have their own unusual powers....

An Amazon Breakthrough Novel Award winner—Grand Prize and Young Adult Fiction.

When Kate Pierce-Keller’s grandmother gives her a strange blue medallion and speaks of time travel, sixteen-year-old Kate assumes the old woman is delusional. But it all becomes horrifyingly real when a murder in the past destroys the foundation of Kate’s present-day...

A Kindle exclusive CHRONOS Files novella.

Kiernan Dunne abandoned his family ties to help Kate fight the Cyrists, and he’s never regretted that for one moment. But he doesn’t understand why Kate can’t remember that night in 1893 Chicago, when she turned back to face the killer chasing them through the smoky corridors of the World’s Fair Hotel....

To stop her sadistic grandfather, Saul, and his band of time travelers from rewriting history, Kate must race to retrieve the CHRONOS keys before they fall into the Cyrists’ hands. If she jumps back in time and pulls the wrong key — one that might tip off the Cyrists to her strategy — her whole plan could come crashing down, jeopardizing the...

A Kindle exclusive CHRONOS Files novella.

It’s 1984 and the only things on Prudence Pierce’s mind are seducing her violin instructor and, with the help of her sister Deborah, avoiding the wrath of their mother for stepping out of the house dressed like Madonna. Her mother might also be a teensy bit angry about the medallion Pru swiped from the...

The Cyrists are swiftly moving into position to begin the Culling, and Kate’s options are dwindling. With each jump to the past or the future, Kate may trigger a new timeline shift. Worse, the loyalties of those around her—including the allegiances of Kiernan and the Fifth Column, the shadowy group working with Kate—are increasingly unclear.

Kate...

A CHRONOS Files Novella

Simon Rand’s life isn’t exactly linear, but he’s okay with that. He was older than his mother when they first met, and he’s traveled pretty much everywhere and everywhen the CHRONOS key can take him. Much of his childhood was spent in the 1890s on the Cyrist Farm with his friend, Kiernan Dunne, but summer vacations meant...