Aaron L

Ellenberg chases mathematical threads through a vast range of time and space, from the everyday to the cosmic, encountering, among other things, baseball, Reaganomics, daring lottery schemes, Voltaire, the replicability crisis in psychology, Italian Renaissance painting, artificial languages, the development of non-Euclidean geometry, the coming obesity apocalypse, Antonin Scalia's views on crime and punishment, the psychology of slime molds, what Facebook can and can't figure out about you, and the existence of God.

Tracy Flick is a hardworking assistant principal at a public high school in suburban New Jersey. Still ambitious but feeling a little stuck and underappreciated in midlife, Tracy gets a jolt of good news when the longtime principal, Jack Weede, abruptly announces his retirement, creating a rare opportunity for Tracy to ascend to the top job. Energized by the prospect of her long-overdue promotion, Tracy throws herself into her work with renewed zeal, determined to prove her worth to the students, faculty, and School Board, while also managing her personal life.

Albert Einstein and Erwin Schrödinger were friends and comrades-in-arms against what they considered the most preposterous aspects of quantum physics: its indeterminacy. Einstein famously quipped that God does not play dice with the universe, and Schrödinger is equally well known for his thought experiment about the cat in the box who ends up "spread out" in a probabilistic state, neither wholly alive nor wholly dead.