Garth D. Illingworth University of California - Santa Cruz Rychard Bouwens Universiteit Leiden Marcella Carollo ETH Zurich Marijn Franx Universiteit Leiden Ivo Labbe Swinburne University of Technology Daniel K. Magee University of California - Santa Cruz Pascal Oesch University of Geneva, Department of Astronomy Massimo Stiavelli Space Telescope Science Institute Michele Trenti University of Melbourne Pieter van Dokkum Northwestern University