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I welcome:

  • specific appreciations
  • feedback from:
    • anyone specifically named in site content
    • someone with specific academic or professional expertise on the technical subject in question
  • feedback about:
    • a perceived lapse in respect or care
  • reporting of:
    • mathematical errors
    • typographic errors
    • website issues
  • requests:
    • to use site content in a manner other than what is permitted by the default license.
    • other specific requests
  • suggestions (though I often will not respond to these)

I will may not respond to communications:

  • about technical content, except when the person contacting me has specific academic or professional expertise on the technical subject in question

I will generally NOT respond to communications:

  • about politics (as the focus of this blog is scientific clarity, not politics)
  • that is insulting, abusive, or uncivil
  • offering solicitations to use your paid services or to advertise on your behalf

Response times

Any response I offer may be considerably delayed (e.g., taking weeks rather than days). I hope you’ll be understanding if that happens.

Thank you.

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The country from which you are writing; I ask about this to satisfy my personal curiosity about where my readers are from.