Martin C. Calder is Director of Calder Training and Consultancy Limited, which he established in 2005, having managed the child protection and domestic violence services for Salford. Martin trains extensively on frontline assessment issues and also where the practical becomes political. He continues to be driven to develop and deliver a range of evidence-based assessment tools for frontline staff. He is now involved in addressing issues facing frontline managers dealing with ever increasingly complex cases. Further details on his work and remit are available at www.caldertrainingandconsultancy.co.uk. Julie Archer has been a social worker since 1987 and has spent her career working within child protection, both at grass roots and as a manager. Since 2006 Julie has been an independent trainer specialising in training staff to carry out effective section 47 enquiries and supporting managers in developing and embedding reflective supervision within social care.