An interactive mapping tool that allows you to overlay crime and offender data.
Here are some good databases to start your Criminal Justice research with.
For scholarly articles:
Criminal Justice Abstracts with Full TextIn this first stop resource, you will find articles regarding criminology, crime trends, prevention projects, corrections, juvenile delinquency, police, courts, offenders, victims, and sentencing.
Academic Search CompleteA good starting point for any research, Academic Search Premier provides access to peer-reviewed articles across multiple subjects, including full-text access for many articles.
Sociological AbstractsIndexes the international literature in sociology and related disciplines in the social and behavioral sciences. Provides abstracts of journal articles and citations to book reviews drawn from over 1650 journals and other serials publications as well as conference papers, books, and dissertations. Updated monthly and contains backfiles to 1963.
PsycINFOFrom the American Psychological Association. Contains over 2 million citations and summaries of journal articles, book chapters, books and dissertations, in the area of psychology and related fields dating back to 1840. The database includes international material selected from thousand of journals in 24 languages, English-language book chapters and entire books in psychology and related fields. More than 9,900 journals on psychology and related fields are indexed and over 65,000 records added annually for a total of over 1.5 million records.
Social Sciences Citation IndexScholarly literature in the social sciences, as well as proceedings of international conferences, symposia, seminars, colloquia, workshops, and conventions. Find where works have been cited. A subset of Web of Science.
WestlawNextLegal research databases that contains case law, state and federal statutes, administrative codes, public records, law journals, law reviews, treatises, and legal forms. Also includes newspaper and magazine articles as well as business search and Hoover's Company Records.
ProQuest Global NewsstreamEnables users to search the most recent global news content, as well as archives which stretch back into the 1980s featuring newspapers, newswires, blogs, and news sites in active full- text format.
CQ Researcher Plus ArchiveIn-depth reports on current and controversial issues with complete summaries, pro and con discussions of all sides of the issues, bibliographies and more. Covers topics in health, social trends, criminal justice, international affairs, education, the environment, technology and the economy.
For research methods information:
Sage Research MethodsContains detailed information on qualitative, quantitative, and mixed methods. Also, helps with developing a research question, doing a literature review, collecting and analyzing data, and writing up a report, dissertation, or thesis.