“Coulter… knows who her characters are, and what motivates them, and she knows what kind of adversary to put up against them… [The FBI novels] are suspenseful and surprising, and they have earned their large following. Vortex will be received enthusiastically.” - Booklist
“A missing person’s case kicks off bestseller Coulter’s nail-biting 25th FBI thriller… Coulter does her usual fine job of building suspense by shifting between the parallel narratives. This long-running thriller series shows no sign of losing steam.” - Publishers Weekly
“Coulter is always good, but in Vortex she uses her considerable talents to spin a complex tale of escalating stakes in a full-bore thriller that is not to be missed.” - Providence Journal
“If you are looking for a roller coaster, highly emotional ride then you will really want to sit down with Vortex in your hands…Vortex—by definition is a ‘whirling mass like a whirlpool or whirlwind’ and Catherine Coulter knows how to catch her readers in one…As always with Ms. Coulter’s books, Vortex will captivate and fascinate.” - Fresh Fiction
“A new release from Catherine Coulter is always a special treat for suspense thriller fans—fans who will devour Vortex…[a] fast-paced, action-filled read.”  - The Big Thrill
“Coulter, one of the best…suspense authors, is in top form, providing readers with pulse-pounding mystery that continues until the breathless conclusion.” - Library Journal (starred review) on DoubleTake
“Coulter is at the top of her game here.”    - Booklist on Power Play
“The things you can count on in a Catherine Coulter book are a complex storyline with plenty of action, intrigue, and unexpected twists and turns. Labyrinth has all that and more… With white-knuckled pacing and shocking twists and turns, this is another electrifying novel that will sink its teeth in you.”  - Fresh Fiction
“Brilliant and enthralling…Coulter once again delivers a work brimming with action, chase scenes, and terrific characterizations.” - The Best Reviews on Point Blank
“Mystery suspense fans will enjoy the colorful characters, twisting, turning plots, loads of potential suspects, and an ultimately satisfying conclusion.” - Booklist on DoubleTake
“An action-filled, dangerously twisted storyline . . . will have you completely glued to the pages as the story lines are intertwined expertly.” - Fresh Fiction on Deadlock
“Compelling characters, a timely plot, and international intrigue conspire to keep pages turning.” - Criminal Element on Enigma
“If there’s one thing that readers can count on in a Coulter novel it is that she always delivers amazingly eerie and complex thrillers.”  - RT Book Reviews
“Action is nonstop ... Perfect reading for the beach and beyond.”  - Booklist
“Bestseller Coulter is at the top of her game in her 21st FBI thriller featuring married agents Dillon Savich and Lacey Sherlock." - Publishers Weekly
"Eerie, unsettling, and breathlessly terrifying, Paradox is another gripping read from Catherine Coulter, who, at twenty-two books into her bestselling series and counting, shows no signs whatsoever of slowing down anytime soon." - The Real Book Spy
“Great characters with an interesting story make for a really enjoyable read… I couldn’t put this book down it was so good. A real page-turner.” - Red Carpet Crash
"Intricate... Coulter expertly weaves all the plot threads together. Fans of extravagant thrillers with a paranormal tinge will be satisfied." - Publishers Weekly on Deadlock
"You're going to want to grab a copy." - Bustle on Labyrinth
"Catherine Coulter is one of the bonafide rockstars of the thriller genre, and her last book, Paradox, was as good as anything she’s written. Labyrinth promises to be another 'white-knuckled' thriller, which means Coulter’s fans better get their pre-ordering on nice and early." - The Real Book Spy
"Pulse-pounding...Coulter fans will have a tough time putting this one down." - Publishers Weekly on Paradox