Daniel Linden

In this fourth novel, The Aikido Sensei, We meet Parker's old Aikido Sensei, a man of charm, humor and gusto. But a man who has also quit teaching Aikido....

The local newspaper called him the Aikido Killer, but he was just a tired old man who had fought back. Why was he in jail for murder? Parker wants to know....

Parker is thinking about the rest of his life and contemplating marriage, when a dark-haired gypsy shows up at his door, insisting on learning the esoteric art of Aikido. She is an odd one, but comes in with a fist full of money and swaying hips....

Sensei Parker finds himself in Key West with his childhood friends, Willy and Sandra. Something is wrong in paradise, and they need their friend's help before it's too late....

Parker battles with mysterious thugs covered in tattoos, angry French women, beautiful French women, seductive French women, who all try to get in Parker's way as he uncovers a crime that goes back decades....

Parker tries to help an old family friend and is caught up in a deadly mix of terror and kidnapping....

Aikido Sensei Parker, a sometimes private investigator, finds himself in Maine on a vacation with an old friend. Only, it turns out the invitation holds ulterior motives....

This is a tale that begins with a punch in the nose and ends in a pitched battle high in the Himalaya on the backbone of the Earth....

Conspicuous Gallantry is the long-awaited sequel to The Content of Character. Charlie Cooper has returned from a hitch with the US Marine Corps in Afghanistan and is scarred so badly he calls himself a freak. He is incapable of dealing with his family and his wife, Annie....

Imagine discovering something so profound it could change the entire world for the better. David Posey believes he has....