Effective Leadership John Adair. John adair is one of britain’s most successful authorities on leadership in organisations. A leader is one who knows the way, goes the way, and shows the way.

The john adair handbook of management and leadership the point is made that ‘motives can also be mixed, with several clustered around a primary motive’. John adair is one of britain’s most successful authorities on leadership in organisations. John adair is one of the world’s leading authorities on leadership and leadership development.