Joe Humbert is a Certified Professional in Web Accessibility (CPWA) who is currently focusing on native mobile application accessibility. He has been working in the assistive technology and accessibility industry since 2007 and has helped companies in the education, streaming media, ecommerce, banking, and healthcare industries ensure their digital products are accessible. As an Invited Expert at the World Wide Web Consortium (W3C), Joe is collaborating with other accessibility industry experts to create guidance on how to apply the Web Content Accessibility Guidelines (WCAG) to the native mobile applications. He also volunteers his time with a W3C community group to test interoperability of Accessible Rich Internet application (ARIA) authoring practice design patterns across common desktop screen reading software.