Current Lab Members
![](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/O124449cr-300x200.jpg)
Katja Röper, PhD
Group Leader
Twitter: @katjaroeper
Article in JCB ‘People&Ideas’: http://jcb.rupress.org/content/215/2/140?etoc
![](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/symons_gabriella.jpg)
Gabriella Symons
PhD student since October 2020
![](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/turnbull_robert.jpg)
Robert Turnbull, MPhil
PhD student since October 2020
![Arnaud Ambrosini](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/ambrosini_arnaud.jpg)
Arnaud Ambrosini, PhD
Postdoc since July 2019
![John-Poul Ng-Blichfeldt](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Ng-Blichfeldt_John-Poul.jpg)
John-Poul Ng-Blichfeldt, PhD
Postdoc since August 2018
Former Lab Members
![Annabel May](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/May_Annabel.jpg)
Annabel May, MPhil
PhD Student since July 2018- Dec 2022, then 11-months postdoc in the lab
now: Clinical scientist at NHS Birmingham
![Ghislain Gillard](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Gillard_Ghislain.jpg)
Ghislain Gillard, PhD
Postdoc since February 2017- February 2022
Now: postdoc at IGH Montpellier, France
![Dina Ashour](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Ashour_Dina.jpg)
Dina Ashour, PhD
PhD Student from July 2016 – June 2021, postdoc until February 2022
Now: working for European Commission in Brussels
![Jesse Peterson](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Peterson_Jesse.jpg)
Jesse Peterson, PhD
Postdoc: May 2017 – June 2021
Now: Scientist at Lightcast Discovery
![Yara E. Sánchez-Corrales](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Sanchez-Corrales_Yara.jpg)
Yara E. Sánchez-Corrales, PhD
Postdoc: April 2014-May 2020
Now: Research Fellow
Genetics and Genomic Medicine Programme
UCL Great Ormond Street Institute of Child Health
Zayed Centre for Research into Rare Disease in Children
Twitter: @DrYaraSanchez
![Sidor Clara](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Sidor_Clara.jpg)
Clara Sidor, PhD
Postdoc: March 2013 – Feb 2018
Now: CNRS fellow at IBDM, Marseille
![Gemma Girdler](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Girdler20Bishop_Gemma.jpg)
Gemma Girdler, PhD
Postdoc: April 2010 – March 2017
Now: Postdoc at CI Cambridge
![Farhaan Khan](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Farhaan.jpg)
Farhaan Khan
Summer Student: June – August 2016
Then: Medical student at Cambridge
![Konradin Müskens](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Mskens_Konradin.jpg)
Konradin Müskens
Part II student: Oct 2015 – April 2016
Then: postgrad Medicine studies in Utrecht, Netherlands
![Silvia Aldaz](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Aldaz20Casanova_Silvia.jpg)
Silvia Aldaz, PhD
Postdoc: from end of 2013 until Summer 2015, previously Freeman lab
Now: in Nick Brown’s lab at Gurdon Institute, Cambridge
![Alex Booth](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Booth_Alexander.jpg)
Alex Booth, PhD
PhD student: October 2008 -September 2012, Postdoc October 2012-August 2013
Then: Postdoc, University of Dundee
![Jonathan Lawson](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/urlsairctjqesrcssourceimagescdcadrjadocid50UPFJN5xy29BMtbnidUxNcjCg9dnhQ2M-ved0CAUQjRwurlhttps3A2F2Ftwitter.com2FclearscieiR38XUtbaDMeO0AXvrYGAAwbvmbv.51156542d.jpg)
Jonathan Lawson
Rotation student : April – June 2011
Then: PhD student at Gurdon Institute, University of Cambridge
Now: PR at CRUK head quarters in London
![Tomoki Otani](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/droppedImage-3.jpg)
Tomoki Otani
Part II student: October 2010 – April 2011
Then: PhD student at Gurdon Institute, University of Cambridge
![Claire Mestdagh](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Claire.jpg)
Claire Mestdagh
Erasmus exchange student: April – July 2010
Then: PhD student at IMB, Mainz, Germany
![Arjun Jain](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Arjun.jpg)
Arjun Jain
MPhil student: October 2007 – August 2008
Then: PhD student at University of Cambridge
![Rob Johnson](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Rob.jpg)
Rob Johnson
Summer student: 2007
Then: student at University of Durham
![Mary Pines](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Mary.jpg)
Mary Pines
PhD student: October 2005 -February 2009
Then: Postdoc at UBC, Canada
![Vanessa Maybeck](https://www2.mrc-lmb.cam.ac.uk/groups/kroeper/wp-content/uploads/sites/27/Vanessa.jpg)
Vanessa Maybeck
Research Assistant: October 2005 – April 2008
Then: Postdoc at Forschungszentrum Juelich, Germany
Now: PI at FZ Juelich