If you want to talk about machine learning, Pedro Domigos is a good person to start with. When Pedro was growing up in Lisbon, he loved to read and to learn. In fact, when he was 13 years old, he decided that he wanted to learn everything that there is to know. It did not take him long to decide that it might be a little more useful to, instead of knowing everything, to become deeply knowledgeable about a few topics. His university studies led him to computer science in the 1980s, just as personal computers were beginning to catch on. Today, Pedro is a professor at the University of…