The cheerful chaos of a California schoolyard is shattered one autumn day by gunfire. No children are hurt, but a sniper is shot down - and psychologist Dr Alex Delaware is called in to help the kids cope with the trauma. Then comes another stunning surprise: the identity of the sniper. And Delaware is intrigued by the chance to explore intimately the forces that created such a twisted personality. But as he becomes more deeply involved, he discovers...

It came in a plain brown wrapper, no return address--an audiocassette recording of a horrifying, soul-lacerating scream, followed by the sound of a childlike voice chanting: "Bad love. Bad love. Don't give me the bad love." For Alex Delaware the tape is the first intimation that he is about to enter a living nightmare. Others soon follow: disquieting laughter echoing over a phone line that suddenly goes dead, and a chilling act of trespass and vandalism....

Psychologist Alex Delaware and his wife are invited to a remote island in the South Pacific to help a scientist organize his research files; three months in paradise, all expenses paid -- that is until people start getting murdered. On discovering venomous cockroaches in their room, they know they are next.

Psychologist Dr. Alex Delaware confronts an almost unimaginably cruel, arrogant and obsessed killer after the slightly retarded daughter of a diplomat is murdered on a school field trip.

When Dr. Eldon Mate, a passionate advocate of physician-assisted suicide and euthanasia, is found dead, murdered by one of his own death machines, LAPD homicide detective Milo Sturgis and his friend Dr. Alex Delaware are on the case.

Psychologist Alex Delaware receives a mysterious book on his doorstep, a beautifully bound volume that contains archival-quality photographs of murder victims, arranged in sequence by an unseen but meticulous hand. This is the Murder Book, a tantalizing mystery, but a record of terrible, brutal death. When his old friend Detective Milo Sturgis realizes that he can identify one of the victims, the trail goes hot, but in the process, both Sturgis and...

Behind the yellow crime-scene tape, - a brutal tableau awaits. On a lonely lovers' lane in the hills of Los Angeles, a young couple lies murdered in a car. Each victim bears a single gunshot wound to the head. Though the female remains unidentified, her male companion has a name -- Gavin Quick -- and a troubled past that had landed him on a therapist's couch. It's there, on familiar turf, that psychologist-sleuth Alex Delaware hopes to find vital...

Psychologist Alex Delaware and L.A.P.D. detective Milo Sturgis investigate the bizarre case of two students whose claims of abduction are revealed to be a hoax, a case that takes an odd turn when one student is found murdered and the other vanishes.

The anonymous caller has an ominous tone and an unnerving message about something "real dead ... buried in your marsh." The eco-volunteer on the other end of the phone thinks it's a prank, but when a young woman's body turns up in L.A.'s Bird Marsh preserve no one's laughing. And when the bones of more victims surface, homicide detective Milo Sturgis realizes the city's under siege to an insidious killer.

Milo and Alex investigate the murders of a young couple murdered in flagrante and left in a gruesome postmortem embrace, found in the half-built skeleton of a monstrously vulgar mansion in one of L.A.'s toniest neighborhoods. The female victim is unknown, the male eco-friendly architect Desmond Backer who distains the sort of grandiose superstructure he is found in.