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The 13 best relationship books to read now
Level up your love languages and fine-tune your communication skills

If you spend any time scrolling through TikTok and Instagram, you’ll have come across all kinds of relationship advice, attempting to sum up often complex situations in minutes-long videos or 10-slide infographics. But sometimes, you need a little bit more depth (and dare we say it, nuance!) when grappling with the big issues: and that’s where our pick of the best relationship books comes in. From guides exploring how to work through attachment theory, to a lowdown on love languages, to polyamorous workbooks, these are the best relationship books from counsellors, therapists and experts looking to transform your approach to love and commitment. Happy reading...
Our fave must-reads
Best relationship books
Megan Wallace (they/them) is Cosmopolitan UK’s Former Sex and Relationships Editor covering sexual pleasure, sex toys, LGBTQIA+ identity, dating and romance. They have covered sexuality and relationships for over five years and are the founder of the PULP zine, which publishes essays on culture and sex. In their spare time, they can be found exploring the London kink scene and planning dates on Feeld.
Lois Shearing is Cosmoplitan's Former Senior Sex and Relationship Writer. They have been writing about sex, sexuality, gender, politics, and relationships for almost ten years. Their writing on these topics has appeared in Mashable, The Independent, Metro, The Advocate, and Byline Times, among others. In 2021, they published their first book, Bi the Way with JKP. They are currently working on two other books, set to be published in 2024. In a previous life, they worked as a content marketer and content writer for various tech start-ups. They continue to be interested in the tech sector and its impact on our lives, relationships, and work, with particular regard to the ways AI will shape our relationships in the future. Outside of work, they are deeply passionate about queer community organising, and run the only support resource for bisexual survivors of sexual violence in the UK: the Bi Survivors Network. You can find them on Instagram and X.

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