You can get in touch with Derek Doepker at
https://bestsellersecrets.com
You can get in touch with Joris van Leeuwen at
https://www.cutting-edge-studio.com
You can get in touch with Alexa Bigwarfe at
https://womeninpublishingsummit.com/no-fear-demystify/
You can get in touch with Kacey Hayes at
https://www.kaceyhayes.com/guest-pitching-checklist
You can get in touch with Jill Lublin at
https://paulajudith--ellenfinkelstein.thrivecart.com/ebook-10-techniques-better-email-results/