''A delight'' – Katherine Heiny, author of Early Morning Riser

''Gorgeous'' – Rosie Walsh, bestselling author of The Man Who Didn''t Call

The Theory of (Not Quite) Everything by Kara Gnodde is a heartfelt, intelligent and uplifting novel about true love in all its forms . . .

Bound together by their parents’ tragic death, devoted siblings Mimi and Art have different ideas about everything – most recently, how Mimi should find love.

Mimi believes that love is more than just a numbers game. Art, a maths genius, thinks people are incapable of making sensible decisions, especially about romance. That’s what algorithms are for.

So, when Mimi meets someone, Art starts looking for a glitch. Because something doesn''t add up and Art fears he''s in danger of losing his sister forever . . .

''Tender, unique and uplifting . . . Such an accomplished debut'' – Beth O''Leary, bestselling author of The Flatshare

''My book of the year . . . Smart, funny, tender'' – Kate Weinberg, bestselling author of The Truants