Bratton motivated a 36,000-strong force to perform far-above expectations, using his fact-based approach to drive execution. They would plot incident data on large maps with coloured pencils and crayons and try to sense patterns to initiate pre-emptive action. The journey of data analysis in crime detection accelerated in the early 1990s when Bill Bratton, chief of the New York Transit Police, and his deputy started looking at crime data closely. More consequentially, it reiterates the need for a robust foundation of strategic and systemic thinking on which it must be built. Yet, that doesn’t diminish the innate need for digital interventions to tackle crime, and underscores that they must be given time and resources to mature. We’ve had mixed results on outcomes and many cases where the expiration of research grants, allegations of social and race bias, and lack of transparency about actual usage have forced decommissioning or abandonment. Various agencies have developed algorithmic crime-detection tools. More recently, while recognising psychological tests as material evidence, the top court cautioned against such evidence alone being sufficient to determine guilt. The Supreme Court had, however, ruled in 2010 that such methods need consent. The two were convicted in 2008.īEOS becomes doubly effective when used alongside pictures and videos, psychological profiling, polygraph tests or narco-analysis. It has been used in lesser-known instances also, including the 2007 case when an MBA student and her partner were arrested for poisoning the former’s ex-boyfriend in Pune. This method was deployed in the Aarushi Talwar case. Innocent people, bereft of knowledge of crime details, show a different set of patterns.
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