After working an eight-hour day at the Semel Institute for Neuroscience and Human Behavior, Don Vaughn changed out of his lab coat and drove to Los Angeles International Airport last week to catch his flight to New York, where he performed the next day. Read more...

Photo: Don Vaughn, a neuroscience graduate student, drummer and part-time DJ, will speak at TEDxUCLA Saturday. Vaughn will discuss his research into using the brain’s plasticity and sensory substitution to solve neural problems. (Keila Mayberry/Daily Bruin)

Before Joan Hanawi left Ecuador for California, her host sister said she thought Hanawi would soon forget her time in Ecuador. But her host family realized her genuine intention to help the people in Tena, Ecuador, after she returned last summer for the third time. Read more...

Photo: Joan Hanawi, a third-year international development studies and geography/environmental studies student, is one of the two undergraduates who will present at TEDxUCLA on Saturday. (Hannah Ye/Daily Bruin)