In the case of SHA-3 it's particularly ironic that the desire to avoid a monoculture in designs led to a monoculture in designers. (The authors of AES had one

In the case of SHA-3 it's particularly ironic that the desire to avoid a monoculture in designs led to a monoculture in designers. (The authors of AES had one of the few submissions that was very different from AES and this was a large factor in it getting picked)