Dawn Griffiths
Live online courses, books, and videos on O’Reilly
Upcoming live online training courses
September 24, 2025
Introduction to Statistics and Data Analysis with Microsoft Excel
Do you want to learn how Excel’s statistical tools and functions can help you, and how to use them? If so, this hands-on practical course is for you! Join expert Dawn ...
October 8, 2025
Mastering Microsoft Excel pivot tables
Go beyond the basics to gain proficiency of this important skill PivotTables are one of Excel’s most powerful components, allowing you to quickly create interactive summaries of your data. Go beyond ...
October 15, 2025
Foundations of Microsoft Excel
Are you tired of wasting time trying to manually make sense of your data? Do more with the data you have. Join expert Dawn Griffiths to learn how to make calculations ...
October 22, 2025
Mastering Problem Analysis with Microsoft Excel
But once mastered, they can help you make important business decisions and save you and your business time and money. Expert Dawn Griffiths shows you how Excel’s built-in analysis tools can ...
November 6, 2025
Mastering Microsoft Excel Charts
Using Excel to visually present your data Microsoft Excel comes with a wide variety of built-in charts that you can use to visually represent your data. They can help you see ...
December 3, 2025
Generative AI for Excel
Using ChatGPT, Copilot Pro, and AI add-ins to save time and work more efficiently Course outcomes Understand which generative AI tools are available and their purposes Learn how to use AI ...
Bio
Dawn Griffiths is an author, trainer, software developer and the co-founder of HereScreen Ltd. She has written various books, including Excel Cookbook, Head First Android Development, Head First Kotlin, React Cookbook, Head First C and Head First Statistics. Dawn also created the video course The Agile Sketchpad with her husband, David, as a way of teaching key concepts and techniques in a way that keeps your brain active and engaged.