A Meta-Analysis of the Effectiveness of Executive Coaching at Improving Work-Based Performance and Moderators of Coaching Effectiveness

This paper presents a meta-analysis to examine the impact of executive coaching on work-based performance and also various moderators on coaching effectiveness. An extensive literature search identified 24 studies that matched our inclusion criteria. Our findings indicate that executive coaching has a moderate to strong positive effect on performance. The strongest effect was when an internal coach was used whereas the weakest effect was when coaches adhered to a specific coaching technique