1. Department of Astronomy, University of Geneva , Chemin Pegasi 51, CH-1290 Versoix , Switzerland
2. Cosmic Dawn Center (DAWN)
3. Niels Bohr Institute, University of Copenhagen , Jagtvej 128, DK-2200, Copenhagen N , Denmark
4. Institute for Astronomy, School of Physics & Astronomy, University of Edinburgh , Royal Observatory, Edinburgh EH9 3HJ , UK
5. European Southern Observatory , Alonso de Córdova 3107, Vitacura, Santiago, Región Metropolitana, 7630355 , Chile
6. Department for Astrophysical and Planetary Science, University of Colorado , Boulder, CO 80309 , USA
7. NSF’s National Optical-Infrared Astronomy Research Laboratory , 950 North Cherry Avenue, Tucson, AZ 85719 , USA
8. Steward Observatory, University of Arizona , 933 N. Cherry Avenue, Tucson, 85721 , USA
9. Waseda Research Institute for Science and Engineering, Faculty of Science and Engineering, Waseda University , 3-4-1 Okubo, Shinjuku, Tokyo 169-8555 , Japan
10. National Astronomical Observatory of Japan , 2-21-1, Osawa, Mitaka, Tokyo,181-8588 , Japan
11. Departamento de Astronomía, Universidad de Chile , Camino del Observatorio 1515, Las Condes, Santiago 7591245 , Chile
12. Department of Astronomy and Astrophysics, University of California , Santa Cruz, CA 95064 , USA
13. MIT Kavli Institute for Astrophysics and Space Research , 77 Massachusetts Ave., Cambridge, MA 02139 , USA
14. Departament d’Astronomia i Astrofìsica, Universitat de València , C. Dr Moliner 50, E-46100 Burjassot, València , Spain
15. Unidad Asociada CSIC “Grupo de Astrofísica Extragaláctica y Cosmologia” Instituto de Física de Cantabria - Universitat de València, 39005 , Spain
16. European Southern Observatory , Karl Schwarzschild Strasse 2, D-85748 Garching , Germany