Do you think awareness of reinforcement is required in human operant conditioning? If so, why does it work in non-human animals, which do not have the same level of conscious awareness as humans? If...

Do you think awareness of reinforcement is required in human operant conditioning? If so, why does it work in non-human animals, which do not have the same level of conscious awareness as humans? If not, would awareness enhance or impair human operant conditioning?