Michael O. Rabin, a renowned computer scientist, has passed away at the age of 94. He made significant contributions to the field of computer science, including the development of nondeterministic finite automata and the Rabin-Karp string search algorithm. Rabin was also a pioneer in cryptography and was awarded the Turing Award in 1976 for his work on computational complexity. He held various academic positions throughout his career, including at Harvard University and the Hebrew University of Jerusalem.