The gradual return of past murder patterns marks the end of a time when drug-related street violence bucked conventional thinking about the context and circumstances of homicide, criminologists and police officials say.
Poole, taken off the Biggie case while investigating fellow officers, focused on deep connections between L.A.P.D. and Piru Bloods, linking the murder to patterns of departmental corruption exposed by the Rampart scandal.
Zeoli's team found that murders mimicked patterns of infectious disease.
The murder set a pattern in which the couple would lure their victims, often on roadsides or at railway stations, by asking for help or directions.
Police had called the three previous killings the work of a serial killer, and the most recent murder fits the pattern they had identified: a lone, middle-aged homeless male stabbed to death in the same area of inland Orange County where the previous attacks had occurred.
"Nancy Mullane, author of the book 'Life after Murder,' studied the patterns of 988 convicted murderers who were released from California prisons, none of whom were rearrested for murder," Wang wrote in reporting on the case of Steven Pratt, who completed a 30-year murder sentence — only to kill his own mother two days after his release.
These murders follow the pattern of a confessed killer who has just been released from prison.
Now Bijan Ebrahimi takes his place on that sad list of murders – a grim pattern of disabled men falsely accused of sexual crimes they didn't commit, and then killed with overwhelming cruelty by a lynch mob.
Ms Cáceres's murder fits an ongoing pattern of violence against organizers, activists, and civilians since the 2009 coup deposed Honduras' democratically elected government.
Janet Tappin Coelho, in Uberlandia, reports on a sinister pattern of murder on the dance floor If the world is watching, Brazil must be more than prepared.
