LeCun is the main author of the paper "Backpropagation Applied to Handwritten Zip Code Recognition" 1989, the earliest real-world application of a neural net tr

LeCun is the main author of the paper "Backpropagation Applied to Handwritten Zip Code Recognition" 1989, the earliest real-world application of a neural net trained end-to-end with backpropagation. "AI godfather" is fair enough.