Emmett Brown Marty departs in the DeLorean for 1985, Doc starts a family with Clara; the couple have two sons, Jules and Verne. He eventually builds another time machine out of a steam locomotive, and the Browns return to 1985 in order to pick up Einstein before setting out for another adventure. Emmett Brown Emmett Lathrop "Doc" Brown, Ph.D., is a fictional character in the "Back to the Future trilogy" in which he is the inventor of the first time machine, built out of a DeLorean sports car. The character is portrayed by Christopher Lloyd in all three films, as well as
Lawrence D. Brown University of California at Berkeley, associate professor at Cornell University, and professor at Cornell University and Rutgers University, he was invited to join the Department of Statistics at the Wharton School of the University of Pennsylvania. Lawrence D. Brown Lawrence David Brown (16 December 1940 – 21 February 2018) was Miers Busch Professor and Professor of Statistics at the Wharton School of the University of Pennsylvania in Philadelphia, Pennsylvania. He was educated at the California Institute of Technology and Cornell University, where he earned his Ph.D. in 1964. He earned numerous honors, including election to the United States National Academy