Sorry for the confusion - Michael Shellenberger IS the author and the “climate scientist”. I put that in quotes because it seems to me he’s more of an activist and writer than “scientist” but then Al Gore kinda lowered the standards for that:
https://mobile.twitter.com/AjitPaiFCC/status/1278003564162449417
https://en.wikipedia.org/wiki/Michael_Shellenberger
Thank you. :)