Prof Thomas Knopfel does research on optogenetics and circuit neurosciences: https://scholar.google.com/citations?user=egwmMNcAAAAJ&hl=de&oi=ao https://scholars.hkbu.edu.hk/en/persons/TKNOPFEL Prof Thomas Knopfel is now Professor & Director of the Neuronal Circuit Dynamics Lab at the Hong Kong Baptist University https://physics.hkbu.edu.hk/people/prof-thomas-knopfel