# nicolassitter.com > AI Search & Hotel Tech Research by Nicolas Sitter ## About Nicolas Sitter is an AI search and hotel tech researcher who reverse-engineers how AI search engines like ChatGPT, Perplexity, Google AI Mode, and Gemini discover, rank, and cite hotel content. He analyzes AI models daily and runs experiments on a database of over 1M prompts, citations, and mentions. ## Expertise - Answer Engine Optimization (AEO) - Generative Engine Optimization (GEO) - AI Visibility for Hotels - Hotel AI Rankings & Citations - Schema.org for Hospitality - Technical SEO ## Key URLs - Website: https://nicolassitter.com - Research: https://nicolassitter.com/research - Blog: https://nicolassitter.com/blog - About: https://nicolassitter.com/about - API: https://nicolassitter.com/api/posts - RSS: https://nicolassitter.com/rss.xml - Sitemap: https://nicolassitter.com/sitemap.xml - Extended: https://nicolassitter.com/llms-full.txt ## Contact - LinkedIn: https://www.linkedin.com/in/nicolassitter/ - X: https://x.com/nicolassitter - Email: contact@nicolassitter.com