Who Hypothesized Seafloor Spreading?

The seafloor spreading hypothesis was proposed by the American geophysicist Harry H. Hess in 1960.

Who discovered seafloor spreading?

Harry Hess: One of the Discoverers of Seafloor Spreading.

Who were the two scientists who proposed the theory of seafloor spreading?

The idea that the seafloor itself moves and also carries the continents with it as it spreads from a central rift axis was proposed by Harold Hammond Hess from Princeton University and Robert Dietz of the U.S. Naval Electronics Laboratory in San Diego in the 1960s.