This guide can be used in statutory and independent sectors by social care workers, social workers and their managers to improve the use of knowledge, both research and practice-based, in service development. The guide is one of a series published by the Social Care Institute for Excellence (SCIE). SCIE guides are one-stop shops for social care practitioners, presenting key findings, current legislation and examples of what is working well to guide and inform practice. Guide published in August 2010. Review date August 2013.