Enrollment and Academic Status - Claudia Manuel Navas Valente was enrolled at Brown University from Fall 2000 to Spring 2001 [1] - He was admitted to the Masters of Science PhD program in physics starting September 1st, 2000 [1] - He took a leave of absence effective April 2001 and formally withdrew effective July 31st, 2003 [1] Coursework and Location - During his time at Brown, Navas Valente was enrolled only in physics classes [2] - Physics classes at Brown were typically held within the Baris and Holly classrooms and labs [2] - Physics classes typically require access to specialized equipment, including demonstration carts [2] Affiliation - He has no current active affiliation with the university or campus presence [3]