LS Chan is professor in Earth Sciences at the University of Hong Kong as well as College Principal of HKU SPACE Community College and HKU SPACE Po Leung Kuk Community College. He received his doctorate degree in geology from the University of California, Berkeley and is arguably the first Hong Kong native to receive formal training in geology. His research interests include tectonics of South China and Hong Kong, earthquake geology and applied geophysics. He is devoted to promotion of Earth Science education, and has led field trips to South China, Tibet, Taiwan, North America, Australia, Italy, Cyprus, Arctic region and Antarctica for students.

陳龍生是香港大學地球科學系教授，現任香港大學附屬學院及香港大學專業進修學院保良局社區書院校長。他在加州柏克萊大學獲得地質學博士學位，可說是香港首位土生土長的地質專家。他的研究範疇包括應用地球物理學、地震地質及香港和南中國的板塊運動。他在香港積極推動地球科學的普及教育，曾經帶學生到華南地區、西藏、臺灣、美國、澳洲、塞浦路斯、意大利、北極圈及南極等地進行地質考察。