Jack Ma is a Chinese entrepreneur and philanthropist who founded Alibaba Group, one of the largest e-commerce companies in the world. Some key lessons from his leadership include perseverance in the face of repeated rejections and failures early in his career, an emphasis on understanding people and focusing on the customer, and an adaptive leadership style that embraced change. Ma also leads with vision and inspiration, motivating employees through an energetic work culture and recognition of their talents. His legacy includes philanthropic initiatives in education and the environment as well as ethical business practices that promote credible small businesses.