Jonathon Roberts spoke at TechSEO North (February 2025), discussing how to implement schema markup in custom CMSs. His presentation covered the importance of structured data in improving SEO by helping search engines better understand webpage content. Jonathon highlighted various testing tools, such as Google's Rich Results Test and Schema.org's Validator, for validating schema implementation. He also explained the interaction between schema and the Document Object Model (DOM), providing practical examples on how to extract data from web elements. Additionally, Jonathon shared insights on using browser extensions and online resources to enhance schema implementation for SEO.