Professor Karol Sikora is Chief Medical Officer and founder board member of Rutherford Health, which is building five UK proton therapy centres. He held the same positions at Cancer Partners UK, which built 10 UK IMRT and IGRT radiotherapy centres before its sale to to Genesis Care. He was Chairman of the Department of Cancer Medicine at Imperial College School of Medicine. He was founding Dean of Medicine at Britain’s first independent Medical School at the University of Buckingham.