# Nielsen Norman Group > Analysis by Optimly for Optimly AI Visibility, in the Optimly AI Brand Index. Last analyzed September 14, 2026. > Nielsen Norman Group (NN/g) provides research-backed insights, training, and consulting services in User Experience (UX), offering live online courses, self-paced courses, UX certification, articles, videos, and expert guidance to help organizations improve their design workflows, product usability, and overall user experience. - Business Profile: https://optimly.ai/brand/nielsen-norman-group - Publisher: Optimly (https://optimly.ai) - Dataset: Optimly AI Brand Index (https://optimly.ai/brand) - Official website: https://nngroup.com/ - Logo: https://logo.clearbit.com/nngroup.com - Slug: nielsen-norman-group - Brand Authority Index tier: Contender - Category: Online Learning Platforms for Professional Development - Last Analyzed: September 14, 2026