ScholarGate
Explore
LibraryBookshelfDeskPreflightAssistant
Your tools
Compare
Build your library

Save methods, organize collections, and carry them to your desk.

Create account
Library / BrowseSearch the library…⌘K
Sign in
The library

Explore science by method, field & evidence.

One catalogue of research methods — learn how each one works, when to use it, and what it can’t do.

Search methods, fields, techniques…
8,178 methods11 fields7 method families40 languages
Science atlasMap the structure of science before you use it.Fields · methods · evidence routesExplore the map
FieldHealth & Medicine716Psychology570Business & Finance410Engineering330Life Sciences263Education261Research Practice
ScholarGate

A content-first reference library for research methods — what each one is, how it works, and where it comes from.

Open data (CC-BY)

Explore

  • Library
  • Search the library…
  • Browse by field
  • Fields
  • Journey
  • Compare
  • Which method?

Reference

  • Subjects
  • Atlas
  • Glossary
  • Methodology
  • Philosophy

Your tools

  • Bookshelf
  • Desk
  • Chat

Company

  • About
  • Pricing
  • Contact
  • Suggest a method

Entries are compiled from published sources for reference. Verifying the accuracy and suitability of any information for your own use remains your responsibility.

© 2026 ScholarGate · A research-method reference library
  • Privacy
  • Cookies
  • Terms
  • Delete account
248
Natural Sciences236
Social Sciences185
Environment & Sustainability160
Law30
MethodStatistics1,836AI & ML1,661Decision Sciences932Research Methods1,354Measurement1,745Causal & Evidence532Research Practice118
2 methods in Law · Decision SciencesClear
Methods at the intersection of your two filters.
SortPopularityA–ZZ–ANewest
forensic psychology

LSI-R

The Level of Service Inventory-Revised (LSI-R) is a 54-item assessment instrument developed by Andrews and Bonta (1995) to measure offender risk level and criminogenic needs (dynamic risk factors related to criminal behavior) in criminal justice populations. It is grounded in the Risk-Need-Responsivity (RNR) model of o

2 sources1995
forensic psychology

NAS-PI

The Novaco Anger Scale and Provocation Inventory (NAS-PI) is a comprehensive self-report assessment instrument developed by Raymond Novaco (2003) to measure dispositional anger and anger provocation in adolescents and adults. It integrates cognitive-behavioral theory of anger and emotional regulation, serving clinician

2 sources2003