Why it is written that Jesus (Peace be upon him) is the number one Influential person out of the 100 while in the Book itself, it mention that Muhammad (Peace be upon him) is number one and Jesus (Peace be upon him) is number three after Isaac Newton. 

 Excerpt from Hart's book: My choice of Muhammad to lead the list of the world's most influential persons may surprise some readers and may be questioned by others, but he was the only man in history who was supremely successful on both the religious and secular levels...