Regulation is a vital catalyst for change in the financial services industry. A failure to comply with changing regulation can lead to major reputational damage and in some countries fines and compensation payments. On the other hand a proactive and positive approach to regulation will allow financial institutions not only to achieve full compliance but also to identify areas of business and competitive advantage. This edition of Frontiers in Finance is designed to help readers in all regulatory environments – from the mature to the recently created – in understanding the regulatory issues that affect them.