TRIAL EFFECTS

Randomised controlled trials (RCTs) – a rarity in coaching – can help build a compelling argument for executive coaching. Erik de Haan, Sally Bonneywell and Sue Gammons report on what’s thought to be the largest ever RCT of a corporate coaching programme  ...

Profile: Sally Bonneywell

Pharmaceutical giant GlaxoSmithKline needed to change radically to keep its position in an increasingly challenging market. Sally Bonneywell created a coaching initiative that did just that – proving its worth with stunning results, reports Liz Hall “Go for it,”...

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