Dax Castro

Dax Castro

About

Dax Castro is an award-winning, Adobe Certified PDF Accessibility Trainer and certified Accessible Document Specialist (ADS) with more than two decades of experience in the marketing and communications industry. In addition to providing accessibility training to companies worldwide, he and Chad Chelius host a weekly accessibility podcast Chaxchat and PDF Accessibility Facebook group. Dax’s training style focuses on fundamentals in a clear and simple way that is both engaging and informational. Whether you’re a seasoned professional or new to accessibility, you can always count on learning something new from Dax.

Podcast

Speaking at these events

Archived
Free Webinar: Foundations of Accessibility
August 12–12

Learn the essentials of accessible design to help you confidently create inclusive content.

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Archived
The Design + Accessibility Summit 2025
September 16–19An Online Event

Available for purchase through December 19. On-demand access ends September 19, 2026. Learn how to design accessible documents with InDesign, Acrobat, PowerPoint, and more at…

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Archived
CreativePro Week 2025
June 2–6Now Available On Demand

Available for purchase through September 6. On-demand access ends June 6, 2026. CreativePro Week is the world’s best how-to conference to master the tools of…

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Archived
The Design + Accessibility Summit 2024
October 8–10From the Archives

Learn how to design accessible documents with InDesign, Acrobat, PowerPoint, and more at our four-day online event on October 8–11, 2024.

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Article
Free Webinar: Foundations of Accessibility

Learn the essentials of accessible design to help you confidently create inclusive content.

Learn more
Article
PowerPoint Accessibility Checklist

Use this checklist to evaluate your slide deck content for usability.

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Article
Alt Text Dos and Don’ts

Here are a few quick guidelines you can employ to create or improve the quality of a piece of alt text.

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Article
Careers in Accessibility

Learning about the specialized roles and requirements for accessibility jobs can help you find the right opportunity

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Article
How to Make Accessible Tables

Make tabular data accessible using InDesign, Word, PowerPoint, or Excel

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Article
Writing Effective Alt Text

Learn how to evaluate graphic content and provide meaningful descriptions.

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Article
How to Set Alt Text for Accessibility in InDesign

Learn the difference between alt text and actual text and how to add each to an InDesign file for accessibility.

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Article
InDesign How-To: Use the Articles Panel for Accessibility

In this InDesign how-to video, Dax Castro shows how to use the Articles panel to control reading order for accessible documents.

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CPW Icons

June 29–July 3, 2026

Nashville, TN (and online)