Book and website
Questions about the publication, website, sources, corrections or reader experience.
Contact
Questions deserve a clear path.
Use the official contact address for questions about the book, website, media, accessibility or general reader support.
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Contact is handled through a single monitored address so questions stay organized and readers know they are using the official channel.
Media and partnerships
Interview, podcast, speaking, educational or professional collaboration enquiries.
Privacy and accessibility
Privacy questions, accessibility feedback and reasonable alternative-format requests.
Official email
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Do not send passwords, recovery codes, wallet seed phrases, private keys, identity documents or financial records. This address does not provide financial, legal, tax, accounting, security or individualized advice.