Professor Mark Hedger is Head of the Laboratory of Endocrinology and Immunophysiology at the Hudson Institute of Medical Research,. He completed his PhD at Monash University in 1984. He has been an NIH Visiting Fellow in the Laboratory of Reproductive and Developmental Toxicology at the NIEHS in North Carolina (1984–1987), an Australian Postdoctoral Research Fellowship with the Department of Anatomy at Monash University (1987-1991), an inaugural NHMRC Wright Fellow (1991-1994) and an NHMRC Senior Research Fellow (2001-2016). His research explores the interface between the male reproductive tract and immune system, specifically the mechanisms that protect spermatogenic cells from autoimmune damage and the impact of inflammation and infection on male reproductive health. He has published over 170 scientific papers in the fields of male reproduction, activin biology and inflammatory disease. He served as Secretary (1994-1996) and President (2009-2012) of the SRB. He is a Fellow of the SRB and a Fellow of the Society for the Study of Reproduction.