47. Font Size Matters

When you read the chapter entitled “How to Craft Your Presentation,” I hope you will consider carefully whether you need slides at all and, if you do use slides, whether those slides should have any words on them. Assuming that you have decided you are using slides, and that the slides have words, make sure you use a font that’s large enough for people to see. The font should be big enough for people to read it without strain. It’s not just older people who need fonts to be big; younger people also complain when fonts are too small to read.

Some fonts can be the same size but look bigger because of their x-height. The x-height is literally the height of the lowercase letter x in the font family. Different fonts have different ...

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