Advantages and Disadvantages of Transactional Leadership. Originally conceptualized by Max Weber in 1947, and further developed by James Burns in 1978, this leadership style is built on a preset system of rewards and punishments. Transactional leadership is built on a clear structure of reward and punishment for different performance. It is focused on results, efficiency and performance rather than people and relationships. Read more in our article at Leadershipahoy.com