Trustees
![](https://www.thymicuk.org/wp-content/uploads/2019/11/Karen-Team-Pic.png)
Karen Ruddock
Chair and Founder
Karen was diagnosed with Stage 4 thymoma in May 2015. With the diagnosis of such a rare disease she felt isolated and wanted to be able to share experiences with other thymic cancer patients.![](https://www.thymicuk.org/wp-content/uploads/2019/11/heidrun-sm.jpg)
Heidrun Bien
Secretary & Treasurer
Alongside her wife Karen, Heidrun co-founded ThymicUK in 2018 to support patients and carers affected by thymic cancers.![](https://www.thymicuk.org/wp-content/uploads/2021/04/Marrika-Colvin-sm.jpg)