1 Institute of Molecular Biotechnology of the Austrian Academy of Sciences (IMBA), Vienna BioCenter (VBC), Vienna, Austria. nicolas.rivron@imba.oeaw.ac.at.
2 Systems Bioengineering, MELIS, Universidad Pompeu Fabra and Catalan Institution for Research and Advanced Studies (ICREA), Barcelona, Spain.
3 Research Group Reproduction and Genetics, Vrije Universiteit Brussel, Brussels, Belgium.
4 European Society for Human Reproduction and Embryology (ESHRE), Strombeek-Bever, Belgium.
5 Leiden University Medical Center, Leiden, the Netherlands.
6 Max Planck Institute for Molecular Biomedicine, Münster, Germany.
7 Center for Stem Cell and Organoid Medicine, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
8 Division of Developmental Biology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
9 MRC Human Genetics Unit, Institute of Genetics and Cancer, The University of Edinburgh, Crewe Road, Edinburgh, UK.
10 Developmental Biology Program, Sloan Kettering Institute, Memorial Sloan Kettering Cancer Center, New York, NY, USA.
11 MRC Laboratory of Molecular Biology, Cambridge, UK.
12 The Francis Crick Institute, London, UK.
13 Department of Mechanical Engineering, University of Michigan, Ann Arbor, MI, USA.
14 Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI, USA.
15 Department of Cell & Developmental Biology, University of Michigan Medical School, Ann Arbor, MI, USA.
16 Biomedical Institute for Multimorbidity, Hull York Medical School, University of Hull, Hull, UK.
17 Cambridge Reproduction, University of Cambridge, Cambridge, UK.
18 The Centre for Trophoblast Research, Department of Physiology, Development and Neuroscience, University of Cambridge, Cambridge, UK.
19 Human Embryo and Stem Cell Laboratory, The Francis Crick Institute, London, UK.
20 Wellcome Trust-Medical Research Council Stem Cell Institute, University of Cambridge, Jeffrey Cheah Biomedical Centre, Cambridge, UK.
21 Epigenetics Programme, Babraham Institute, Cambridge, UK.
22 The Hospital for Sick Children, Toronto, ON, Canada.
23 Department of Biomedical Ethics and Public Policy, Graduate School of Medicine, Osaka University, Suita, Japan.
24 Ethics Committee, International Society for Stem Cell Research, Evanston, IL, USA.