Professor Lin Haoran graduated from Sun Yat-sen University in Guangzhou, and then Joined the University’s Department of Biology, first as an assistant, then advancing to lecturer from 1959 to 1978, and to associate professor from 1978 to 1986. He worked as a visiting scholar in Canada from 1979 to 1981, first in the Department of Biology of University of British Columbia, and then in the Department of Biology of the University of Alberta. Then he served as Chairman of the Department of Biology from 1984 to 1989 at Sun Yat-sen University and became a full professor in 1986. Prof. Lin was elected to be Academician of the Chinese Academy of Engineering in November 1997. He is now the director of the Research Institute of Aquatic Economic Animals, and Guangdong Key Laboratory for Aquatic Economic Animals, School of Life Sciences, Deputy Chairman of Academic Committee (Science) of Sun Yat-sen University. Professor Haoran Lin carried out basic and applied research in the fields of fish physiology, comparative endocrinology and molecular endocrinology of fish, particularly neuroendocrine regulation of pituitary functions in teleosts, and endocrine regulation of reproduction, growth and metabolism in cultured fish, particularly carp, eel, tilapia and grouper. His work focused on the role and actions of neurohormones and neurotransmitters, particularly gonadotropin-releasing hormone (GnRH), catecholamines and catecholaminergic drugs, in regulation of gonadotropin and growth hormone secretion, actions and interactions of releasing and release-inhibitory, in cultured fish.