Len Culhane was born in Dublin in October, 1937. Following a first degree at University College Dublin, he completed a Ph.D. at University College London (UCL) in 1966. Following a year (1969 – 70) at the Lockheed Palo Alto Laboratory, he returned to UCL. Currently Emeritus Professor of Physics, he was Director of UCL’s Mullard Space Science Laboratory (1983 – 2003) and Head, Department of Space and Climate Physics (1993-2003). Since 2010, he has been a Director of the International Space Science Institute in Bern. He has worked in X-ray Astronomy – supernovae, galaxy clusters and active galaxies; developed a range of novel instrumentation for X-ray detection and spectroscopy and continues to study both the Sun’s corona at X-ray and extreme UV wavelengths and the impact of solar disturbances on the near-Earth environment. He was a Principal Investigator on several US and Japanese space missions and is currently a member of the Hinode Science Scheduling Committee following the successful launch of the Japanese spacecraft in September, 2006. Elected FRS in 1985, he chaired the ESF’s ESSC (1997 – 2002), the Science Committee of the International Space Science Institute in Bern (2004 – 2009) and the UK Space Academic Network (2007 – 2012). He is a member of the International Academy of Astronautics and of the Academia Europea. He holds an honorary doctorate of science of the University of Wroclaw in Poland and is a foreign member of the Norwegian Academy of Sciences and Letters. He was awarded the Royal Aeronautical Society Specialist Silver Award and Geoffrey Pardoe Space Prize in 2005 and the Royal Astronomical Society Gold Medal for Astronomy in 2007. He was elected Fellow of UCL in 2008.