What kinds of validity threats should researchers be especially attentive to in studying the effects of police interventions on hot spots?
Crime hot spots are areas where crime reports, calls for police service, or other measures of crime are especially common. Police in departments with a good analytic capability routinely identify hot spots and launch special tactics to reduce crime in these areas. What kinds of validity threats should researchers be especially attentive to in studying the effects of police interventions on hot spots?