Preeti KohliPreeti Kohli received her B.E. in EE from Punjab Engineering College, Chandigarh, India, in 2003 and M.S. in EE in 2005 with Professor Tuttle. Her research involved building three dimensional photonic crystal structures and the study of properties of cavities and waveguide cavity coupling. They were working towards an add-drop filter using the coupling properties of their crystal.