Thu, 07/11/2024 - 09:48 Tech Insider Rachel Krantz is the author of the memoir "Open: One Woman's Journey Through Love and Polyamory."Photo Credit: Malika Danae Photography Tags health, health, health-freelancer, book-excerpt, Polyamory, Relationships, Dating, ethical-non-monogamy Source My partner and I opened our relationship, and I was surprised by how close I be…