Renata Walewska has been a consultant haematologist at the Royal Bournemouth Hospital since 2010. She qualified in Sheffield and completed her specialist haematology training in Leicester where she also went on to do a PhD in identifying and characterising novel markers in CLL. She is an active member of the UK CLL Forum and is part of the writing committee that recently updated the national BSH CLL guidelines. She is an invited clinical advisor to the Evidence Review Group for NICE appraisals. In addition to CLL, she has developed an interest in Splenic Marginal Zone Lymphoma. RW is a member of the NCRI CLL Low Grade NHL subgroup and also collaborates internationally with colleagues developing trials in SMZL. She remains active in scientific research and holds an honorary contract with Southampton University.