Hasan Ayaz, PhD is an Assistant Research Professor in Biomedical Engineering. He received his BSc. in Electrical and Electronics Engineering at Bogazici University with high honors and MSc. and PhD degrees in Biomedical Engineering and studied Functional Near Infrared (fNIR) Spectroscopy. Research interests include brain computer interfacing and human performance assessment using optical brain sensors. Experienced in software development, computer graphics, user interface design and embedded system development.