Dr Chieh-Ting Lin received his BSc from National Cheng Kung University in Taiwan and his MRes in Green Chemistry from Imperial College London. He then continued his PhD under the supervision of Dr Martyn Mclachlan and Professor James Durrant. His project focused on enhancing the stability and efficiency of perovskite solar cell and also probe the origin of these enhancements via material and photophysics characterisations. He is now working on development of stable organic photocathodes.