"Stella Lane comes up with algorithms to predict customer purchases--a job that has given her more money than she knows what to do with, and way less experience in the dating department than the average thirty-year-old. It doesn't help that Stella has Asperger's and French kissing reminds her of a shark getting its teeth cleaned by pilot fish. Her conclusion: she needs lots of practice--with a professional--which is why she hires escort Michael Phan....

The murder of a shipping clerk, the strange disappearance of trusted friends, rumors of corruption within the powerful East India Company . . . all add up to a dark mystery entangling Lady Charlotte Sloane and the Earl of Wrexford in a dangerous web of secrets and lies that will call into question how much they really know about the people they hold dear-- and about each other. When mathematician Lady Cordelia and her brother, Lord Woodbridge, disappear...

After finding a way to teach the ship's crew members to understand navigation, Nat, a self-taught mathematician and astronomer in eighteenth-century Salem, Massachusetts, writes down his explanations and compiles them into "The American Practical Navigator," also known as the "Sailors' Bible."

Hugh Prentice has never had patience for dramatic females, and if Lady Sarah Pleinsworth has ever been acquainted with the words "shy" or "retiring", she's long since tossed them out the window. Besides, even if Hugh did grow to enjoy her company, it wouldn't matter. a reckless duel has left this brilliant mathematician with a ruined leg, and now, unable to run, ride, or even waltz, he could never court a woman like Sarah, much less dream of marrying...

"Math-genius mercenary Cas Russell has decided to fight crime. After all, with her extraordinary mathematical ability, she can neuter bombs or out-shoot an army. And the recent outbreak of violence in the world's cities is Cas's fault--she's the one who crushed the organization of telepaths keeping the world's worst offenders under control. But Cas's own power also has a history, one she can't remember--or control"--Publisher marketing.

"The only legitimate child of Lord Byron, the most brilliant, revered, and scandalous of the Romantic poets, Ada was destined for fame long before her birth. Estranged from Ada's father, who was infamously "mad, bad, and dangerous to know," Ada's mathematician mother is determined to save her only child from her perilous Byron heritage. Banishing fairy tales and make-believe from the nursery, Ada's mother provides her daughter with a rigorous education...

Bethany MacDonald has trained six long years for this moment. She'll try to solve five questions in three hours, for one improbable dream: the dream of representing her country, and becoming a Math Olympian. As a small-town girl in Nova Scotia bullied for liking numbers more than boys, and lacking the encouragement of her unsupportive single mother who frowns at her daughter's unrealistic ambition, Bethany's road to the International Math Olympiad...