Peter joined Â鶹ÊÓƵ in 2011 as a Wellcome Trust Research Career Development Fellow and was awarded tenure by the Â鶹ÊÓƵ in 2017. He is also the Head of Public Engagement at the Â鶹ÊÓƵ. Peter is an Affiliate Principal Investigator at the and at the and is the Chief Investigator of the (HDBI).
Peter trained in the laboratories of (University of Cambridge) and Janet Rossant (, Toronto) where he developed his interest in understanding the epigenetic regulation of stem cells and lineage specification.
Peter is also involved in the societal impact of human embryo and stem cell research. He has previously worked with artists to generate a major exhibition, which accompanied books that examine the complex ethical and social issues surrounding new technologies in these research fields. In addition to his leadership of human developmental research as part of the HDBI, Peter was involved as a research expert in the HDBI’s public dialogue on early embryo research, , and more recently in Cambridge Reproduction’s public dialogue on human embryo models. Peter is a member of a working group that is aiming to provide a Code of Practice in the UK for the responsible research use of stem cell-based embryo models. Since March 2024 he has been a member of the within the HFEA (the Human Fertilisation & Embryology Authority).