D Give Us Feedback

Thank you for your interest in this book! There are a few ways you can suggest improvements:

1. Fill out this Google form.
2. If you have a GitHub account, you can raise an issue in our repository.
3. Submit a pull request! Click the pencil icon on any page (top left) to view the source .Rmd for the page and suggest changes.

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All illustrations CC-BY.
All other materials CC-BY unless noted otherwise.