Leadership casts a long shadow, says Olivier Courtois. The best results come from those who ask themselves 21 questions that can transform their business, their career and their life

For those looking to be the best leader they can be, seven dysfunctions stand in the way. Whether making decisions at the top, managing a team or starting a career, these are patterns of behaviour to which we are all prone as humans, particularly at moments of transition or when under pressure. The repercussions can spread widely and corrosively through organisations and beyond.

In over 35 years as a coach, leader and entrepreneur, Olivier S.E. Courtois has seen all the traps into which leaders can fall. To keep your career, your team, your organisation and your life on track, he says, it takes constant vigilance.