She Comes First: The Thinking Man’s Guide to Pleasuring a Woman – Ian Kerner

https://www.goodreads.com/en/book/show/528985

Come as You Are: The Surprising New Science that Will Transform Your Sex Life – Emily Nagoski

https://www.goodreads.com/en/book/show/22609341

Your Brain on Porn: Internet Pornography and the Emerging Science of Addiction – Gary Wilson, Anthony Jack (Forward) 

https://www.goodreads.com/en/book/show/23121356

Silently Seduced, When Parents Make Their Children Partners : Understanding Covert Incest – Kenneth M. Adams

https://www.goodreads.com/en/book/show/23121356

Eight Dates: Essential Conversations For a Lifetime of Love – John Gottman, PhD and Julie Schwartz Gottman, PhD, Doug Adams and Rachel Carlton Abrams, MD

https://www.gottman.com/eight-dates/

Gotta Card Deck App for Couples

https://www.gottman.com/couples/apps/

Attached: The New Science of Adult Attachment and How It Can Help You Find-and Keep-Love – Amir Levine, M.D. and Rachel S. F. Heller, M.A

https://www.attachedthebook.com/wordpress/