Piotr is a data scientist focusing on machine learning and data visualization. He holds a PhD in quantum physics from ICFO, Barcelona. He has lectured at Imperial College London and given talks at Caltech and the Bay Area D3.js User Group, among other places. Piotr is the author of a popular blog post series introducing readers to data science, word2vec and deep learning. In his free time, he develops the Quantum Game with Photons and is a volunteer teacher of gifted high-school students.