Orthopedic surgeon working at Karolinska University Hospital in Solna since 1993. The main research area is surgical treatment of metastatic bone disease and approxiamtely 30 papers in this field have been published so far Founder of International Bone Metastasis Registry in collaboration with Regional Cancer Center Stockholm/Gotland. Co-developer of PATHFx (see links and presentations) together with Professor Jonathan Forsberg, Johns Hopkins University & Murtha Cancer Center, Washington D.C. Advising consultant to the Royal Swedish Ballet School Stockholm