Margaret Johnston was the Administrator of the Department of Earth Sciences in the University for 30 years, Executive Secretary of the European Union ofGeosciences for 15 years and involved in running international geoscience conferences in the UK and Europe. She is Churchwarden at Great St Mary's andchaired the recent Heritage Education programme.

Natalie was born and raised in Lancashire, and spent several years living in Yorkshire before studying for her BA Theology at Wolfson College, 2017-2020. She has since worked as Family and Children's Minister at churches in Newnham and Trumpington, and in January of this year took up the role of Education Officer at Great St Mary's. Her work in this role involves increasing knowledge of Christian heritage and the particular history of Great St Mary's and Christianity in Cambridge amongst the public, working with schools and other education groups alongside offering events for general attendance. Great St Mary's is a Silver Award Eco Church with an active Eco Committee, and so the role also includes spreading awareness of sustainability issues.