Michael Rabin’s passing marks the end of an era for computational theory, but his intellectual legacy is a testament to how foundational ideas can reshape entire fields. The article presents a compelling case for his brilliance, emphasizing his role in legitimizing randomization as a core algorithmic tool—a shift that underpins much of modern cryptography and efficient computation. The strongest version of this narrative is undeniable: Rabin’s work was transformative, and his insights, such as t...