Delaware Department of Justice
Attorney General Kathy Jennings

Data-Driven Decisions Lab (D3L)


Delaware Department of Justice Data Lab logo featuring a binary globe and scales of justice

Transforming Data Into Justice


The mission of the Data-Driven Decisions Lab (D3L) is to harness the power of data to advance fairness, transparency, and accountability in the criminal justice system. We ethically collect, analyze, and interpret data to support informed decision-making and evidence-based policies. We aim to transform data into meaningful insights that drive positive change, improve efficiency, strengthen public trust, and promote strategies that serve justice and equity for all Delawareans.

 

Data Dashboards

Interactive visualizations and analytics providing insights into Delaware’s justice system performance and trends.

Access Dashboards

Data Requests

Submit requests for specific data sets, custom analyses, or information not available through our standard dashboards and reports.

Submit Request

Reports

Access published reports, research findings, and analytical studies conducted by the Data-Driven Decisions Lab.

View Reports

 

About D3L


The Data-Driven Decisions Lab represents our commitment to transparency and data-driven decision making. Through advanced analytics, we provide stakeholders with the insights needed to understand and improve our justice system.

Data Governance

FAQs

 

A glowing line and bar chart representing data change over time.

Transparency


Making justice system data accessible and understandable to the public.

Evidence-Based Policy


Supporting policy decisions with robust data analysis and research.

Continuous Improvement


Using data insights to identify opportunities for system enhancement.

 

Core Competencies


Prosecution/Litigation Support

  • Pre- and post-legislative impact analysis
  • Structured statistical exhibits for court filings

Reports and Decision-Support Analytics

  • Data-backed empirical summaries for briefs, hearings, and legislative testimony
  • Monthly and quarterly data dashboards
  • Year-over-year trend analysis

Data Process Improvements

  • Data Standardization and deduplication
  • Data integration and cleanup
  • Monthly/quarterly report automation


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