AASECT - American Association of Sexuality Educators Counselors and Therapists (AASECT) is a national organization of sexuality professionals.  Carlo is certified by this organization and is a member.

Come As You Are:  The Surprising New Science That Will Transform Your Sex Life by Emily Nagoski,PhD.  An essential exploration of why and how women's sexuality works.

OMGYES - Research-based website / program for women's sexual health.

Polysecure: Attachment, Trauma and Consensual Nonmonogamy by Jessica Fern is a book that applies attachment theory to non-monogamous relationships, offering a framework for understanding and building secure connections with
multiple partners