“You the physics guy?” Willis Thompson, preeminent relativistic theorist, widely considered the Kip Thorne of his generation, pondered his answer. “Yeah.” The general frowned. “Don’t look it.” “Yeah.” He got that a lot. Twenty-eight wasn’t all that young for a theoretical physicist; heck, Einstein had been younger when he published his first paper on relativity. But Will had been blessed, or perhaps cursed, with a face that looked ten years younger. So even though he was halfway through a paper demonstrating a novel new approach to incorporating quantum field equations into the Einstein tensor, no one outside his field took