People like Frédéric Bastien, who was a lab employee, developed and maintained tools like Theano, the software library that we used for all of our research. He actually had been working on a feature for Theano that we realized we needed to be able to finish the paper, and he rushed and finished it in time for us to be able to write the paper.
Ian Goodfellow, Ian Goodfellow on Inventing GANs