This PhD was an incredibly enriching personal and professional experience that wouldn't have been possible without the mentoring of my thesis supervisor, Professor Soon Ang. Thank you for the generosity with which you share your passion, your knowledge, your insights, and your network every day. Thank you for the stimulating exchanges. Thank you for encouraging me to shoot for the stars.I thank Thomas Rockstuhl, my co-supervisor, for his precious guidance, talent, patience, and support throughout this journey. I have learned much from you, from analysis, structure, language, and precision to emotional management. Your ability to remain calm in any storm is an inspiration. I thank Ng Kok Yee, Damien Joseph, and Christine Koh, the members of my thesis advisory committee. Thank you for your valuable suggestions-you enabled me to enrich the content of my thesis.I thank all the international senior executives and students who participated in this research. Thank you for your precious time and insight. I thank the CLCI team and my peers for their companionship, support, and for making the ride an enriching and pleasurable one. This thesis is dedicated to Leo, Adrian and Thomas…I hope they will pursue their journeys happily and bring their contributions to a better world.