John Adair is the world's leading authority on leadership and leadership development. Over a million managers worldwide have taken part in the Action-Centred Leadership programmes he pioneered. John was also the only British national serviceman to serve in the Arab Legion, where he became adjutant of a Bedouin regiment. He is the author of over 50 books, many of which are published by Kogan Page, including the leadership classics, Not Bosses But Leaders and How to Grow Leaders.