As the United States raced against Russia to put a man in space, NASA found untapped talent in a group of African-American female mathematicians that served as the brains behind one of the greatest operations in U.S. history. Dorothy Vaughan, Mary Jackson, and Katherine Johnson crossed all gender, race, and professional lines while their brilliance and desire to dream big, beyond anything ever accomplished before by the human race, firmly cemented...

"Germaine Johnson doesn't need friends. She has her work and her Sudoku puzzles. Until, that is, an incident at her insurance company leaves her jobless--and it turns out that there are very few openings these days for senior mathematicians with zero people skills. Soon enough though, Germaine manages to secure a position at City Hall answering calls on the Senior Citizens Helpline. But it turns out that the mayor has something else in mind for Germaine:...

He is a brilliant math professor, with a peculiar problem--since a traumatic head injury, he has lived with only 80 minutes of short-term memory. She is an astute young housekeeper with a 10-year-old son who is hired to care for the professor. Between them, a strange, beautiful relationship blossoms.

Months after discovering the mastermind behind her own kidnapping, Detective Jude Fontaine is dealing with the past the only way she knows how: by returning to every dark corner of it. But it's a new, escalating series of mass slayings that has become her latest obsession at Homicide. At first, Jude and her partner, Detective Uriah Ashby, can see no pattern to the seemingly random methods, the crime scenes, or the victims--until they're approached...