Robert K. Tanenbaum

When an actress dies from a gunshot wound in the Tribeca apartment of a Broadway producer, it is up to Roger "Butch" Karp and his wife, Marlene Ciampi, to champion the murdered actress's cause....

Butch Karp and Marlene Ciampi discover themselves working on two sides of the same case when a set of double homicides rocks downtown Manhattan....

When he goes undercover to bust mobsters who have infiltrated the sports world, Butch Karp glides effortlessly from the criminal courts he dominates as a prosecutor to the basketball court....

Back as head of the district attorney's homicide bureau, Butch Karp comes up against one of his most bizarre cases yet....

New York District Attorney Butch Karp takes on a shadowy cartel that uses terrorists to further its criminal empire....

Escape is a classic encounter between the forces of good and evil in human form that asks, and answers, questions of how to deal with supposedly "God-inspired" acts of murder and mayhem....

For Butch Karp, chief assistant district attorney for New York County, the nightmare begins when a shocking act of negligence results in homicide....

Months after a brutal double homicide in uptown Manhattan shocks the city, sensational newspaper headlines herald the arrest and indictment of Felix Acevedo....

When a cop shoots down the son of a respected inner-city Baptist preacher, the community rises up in anger and demands to have the officer prosecuted to the fullest extent of the law....

Butch Karp's career prosecuting New York's worst criminals takes a chilling turn when a series of ghastly child murders opens a window into the city’s hellish underworld....

Manhattan Assistant District Attorney Roger "Butch" Karp has been around New York long enough to realize that the judicial system can be dirty and cynical. But he still believes in justice....

The shooting death of a rap mogul is the first link in a sinister chain ensnaring New York District Attorney Butch Karp....

Butch Karp has never shied away from a case, and when Croatian terrorists hijack a plane and kill an NYPD cop in a bomb blast, he’s eager to prosecute the high-profile killers....

In Bad Faith, two gripping story lines that could have been torn out of today’s headlines meet at the intersection of religion and medical ethics....

A Turkish diplomat in New York City is gunned down in broad daylight, and all signs point to an ancient blood feud....

A CIA chief dies under suspicious circumstances before he is about to testify about a controversial government cover-up involving a terrorist attack on the US mission in Chechnya....

District Attorney Butch Karp goes up against a ruthless union leader with too much power, too many secrets, and too many enemies to silence... or kill....

Assistant District Attorney Butch Karp is finally recognized for his heroic service to New York City when a group of politicians back him for the top job as Manhattan's district attorney....

New York Times best-selling author and renowned prosecuting attorney Robert K. Tanenbaum provides the first insider's account of the historic Wylie-Hoffert case....

When a former army veteran suddenly murders a colonel in New York, he claims that he had to do it because he was being used in mind control experiments....