Research methods

Use Search Filters

Preliminary Survey of Classical Statistical Techniques for Incorporation Into Adaptive Evaluation Methodology

Date Published

1981

Agencies

NIJ-Sponsored

Publication Type

Statistics

Experimenting With the Problem-Oriented Approach to Improving Police Service - A Report and Some Reflections on Two Case Studies, Volume 4

Date Published

1982

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Problem-Oriented Approach to Improving Police Service - A Description of the Project and an Elaboration of the Concept, Volume 1

Date Published

1981

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Correcting Sample Selection Bias for Bivariate Logistic Distribution of Disturbances

Date Published

1981

Agencies

NIJ-Sponsored

Publication Type

Program/Project Evaluation

Handbook for Human-Resource Planning in Criminal Justice Agencies, Volume 3 - Human-Resource Planning Guide

Date Published

1982

Agencies

NIJ-Sponsored

Publication Type

Handbook

Indicators of the Impacts of Organized Crime

Date Published

1983

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Plight of the Indigent Accused in America - An Examination of Alternative Models for Providing Criminal Defense Services to the Poor, Volume 3

Date Published

1985

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical), Program/Project Evaluation

Accuracy of Recidivism Prediction Scales: A Technical Description of Data and Research Methods

Date Published

1995

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Assessment of Methods Used by State and Local Governments To Estimate Drug Abuse Levels

Date Published

1991

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Assessment of Methods Used by State and Local Governments To Estimate Drug Abuse Levels: Final Report

Date Published

1990

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Introducing the NIJ Forensic Intelligence Framework: Pillars and Guiding Principles for Successful Implementation

Date Published

November 2024

Agencies

NIJ

Publication Type

Issue Overview

EVALUATING CORRECTIONAL TREATMENTS - TOWARD A NEW PRESPECTIVE

Journal

Criminal Justice and Behavior

Date Published

1977

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

MEASUREMENT PRACTICE IN INTENSIVE AND SPECIAL ADULT PROBATION

Journal

EVALUATION QUARTERLY

Date Published

1978

Agencies

NIJ-Sponsored

Publication Type

Best Practice/State-of-the-Art Review

Public Criminology: Charting the Course from Evidence to Action

Celebrating 10 Years of NIJ’s Law Enforcement Advancing Data and Science (LEADS) Scholars Program - 2024 NIJ Research Conference

September 2024

In 2014, NIJ established the Law Enforcement Advancing Data and Science (LEADS) Scholars Program to support research-minded, mid-career sworn law enforcement officers working to integrate research into agency policy and practice. The LEADS Scholars Program helps participants develop independent research and provides support to identify current evidence on priority issues.

See the YouTube Terms of Service and Google Privacy Policy

The Impact of a Youth-focused Problem-oriented Policing Initiative on Crime: Findings from a Randomized Controlled Trial in Three Cities

Journal

Journal of Experimental Criminology

Date Published

July 2024

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Three-Dimensional-Printed Instrument for Isothermal Nucleic Acid Amplification with Real-Time Colorimetric Imaging

Journal

Micromachines

Date Published

February 2024

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Reassociation of Skeletal Remains Using Laser-Induced Breakdown Spectroscopy

Journal

Analytical Chemistry

Date Published

June 2024

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Pixelwise Calibration Method for a Telecentric Structured Light System

Journal

Applied Optics

Date Published

2024

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Mechanisms Underlying Desistance from Crime: Individual and Social Pathways

Date Published

2023

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Nashville Longitudinal Study of Youth Safety and Wellbeing

Date Published

2023

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

A Liquid Chromatography Electrospray Ionization Tandem Mass Spectrometry Method for Quantification of up to Eighteen Cannabinoids in Hemp-derived Products

Journal

Journal of Pharmaceutical and Biomedical Analysis

Date Published

2024

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Method to the Madness: Tracking and Interviewing Respondents in a Longitudinal Study of Prisoner Reentry

Journal

Sociological Methods & Research

Date Published

2019

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Comparison of Intra-Day and Inter-Day Variation in LIBS Spectra

Journal

Forensic Chemistry

Date Published

March 2017

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

Why Getting Inside the "Black Box" Is Important: Examining Treatment Implementation and Outputs in Policing Experiments

Journal

Police Quarterly

Date Published

2017

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical), Program/Project Evaluation