Sergio Perdices is an Electrical Engineer from La Salle - Ramon Llull University in Barcelona. He joined Fluid Interfaces as a visiting student for a year. He took the lead on designing and manufacturing the hardware for the Display Cubes, which are handheld cubes that have displays on all sides as well as embedded processing, power and several sensors to visualize and interact with information from multiple perspectives. He also designed and implemented an interactive art project called Living Portraits, which consists of 15 photographic portraits of the Fluid Interfaces group’s researchers that respond to a viewer’s presence and direction of gaze with smiles, eye movement and facial gestures.