Dr Pan Pantziarka is a computer scientist, mathematical modeller and author, currently working with a diverse group of academics, oncologists and patient advocates in drug repurposing for oncology (publications in the works). He has previously published on Li Fraumeni Syndrome and is founder of the UK's only charity devoted to this rare genetic cancer pre-disposition condition – www.tp53.co.uk. He also blogs at www.anticancer.org.uk.