Editors-in-Chief: Muriel Gargaud, is the Vice-President of the European Astrobiology Institute and Chair of the International Astronomical Union Working Group on «Education and Training in Astrobiology». And she was the chair of the COST action "Origins of Life on Earth and in the Universe". She is an enthusiastic and experienced editor who has proven in various projects that she can manage a large number of editors and authors and deliver an excellent publication. William Irvine was President of the Commission on Bioastronomy of the International Astronomical Union and Chair of the American Astronomical Society¿s Division of Planetary Sciences. His research activity is concentrated in two areas: the chemistry of dense interstellar clouds; and the physics and chemistry of comets. He collaborated with various NASA astrobiology working groups and is author of more than 200 scientific articles. Editors: Ricardo Amils Philippe Claeys Henderson James (Jim) Cleaves II Maryvonne Gerin Daniel Rouan Tilman Spohn Stephane Tirard Michel Viso
