[Old school romance] starts off at a simmer and builds to a boil over time... Now, people are just trying to find boiling water immediately.

Has texting turned us into the flakiest generation? What does it mean to have a 24/7 singles bar in your pocket? And why are the French so relaxed about infidelity?

From digital snooping to Japanese love hotels, comedian Aziz Ansari and social scientist Eric Klinenberg guide us through the baffling and hilarious world of modern relationships.

'Hilarious and smart' Steven D. Levitt, co-author of Freakonomics

'Both sane and wildly funny.' Dave Eggers

'From Tinder to sexting, an odyssey to discover how we love in the digital age' Alice Jones, Independent

'A thinky book that's funny, too' Esquire

'Funny, entertaining and illuminating . . . a refreshing male take on sex.' Barbara Ellen, Observer

'Riotously funny . . . a zingy and satisfying read.' Katie Harrington, Irish Examiner