Alternative text, or alt text, is different from including a caption for an image in your book; it is a clear description of what is taking place in the image so that readers who use voice-to-text software can understand its context. Used commonly on websites, alt text can be easily built into your InDesign document for all of your images before you convert your book into an EPUB—and here is how to write it.
As a self-published author, it may be intimidating to start with all of the online outlets claiming they can make your book the next bestseller. After all, you’re a writer, not a designer. To help make the process a little less intimidating, here is a brief list of options that can give your book the beautiful face it deserves.