**Please note - the exact date is still to be confirmed but it will be in May** Demand for evidence synthesis to inform practice, policy and research agendas has grown exponentially over the last three decades. In response, systematic review methods have evolved to meet the increasingly diverse types of questions that systematic review methods are being used to address. An evidence synthesis approach that has emerged and is increasingly being used are mapping review and evidence gap maps (EGMs). These are new tools, which complement existing approaches in the family of systematic methods of reviewing evidence. Typically, they seek to address a broader research question, where multiple types of intervention may be evaluated, such as preterm bi |