Keith Wade is Director of CATS International and Chief Executive Officer of Internal Audit Worldwide. CATS is an independent consultancy firm specialising in training in internal audit,business control and corporate governance. Keith is also Director of Audit Studies at Henley Management College. He is involved in providing advice and training on control self assessment (CSA) implementation to several organisations and through CATS runs courses on CSA, risk management and facilitation skills.

Andy Wynne is the Technical Manager with Bentley Jennison and has considerable experience of internal audit. He is a member of the ACCA's Auditing Committee. His articles and book reviews appear regularly in the professional press and he has contributed to a number of CIPFA publications on internal audit. Andy also lectures on internal audit with the City University Business School. He is currently researching internal audit practice in Africa.