LAGOS, Nigeria—Africa’s richest person, industrial titan Aliko Dangote, has a lofty goal: He wants to become Nigeria’s John D. Rockefeller, using his wealth to transform his homeland.

John D. Rockefeller's legacy as a business titan is unparalleled. As the founder of Standard Oil, he established an economic empire that reshaped the global industrial landscape. His success was ...

When Ida Tarbell traveled to Cleveland to observe John D. Rockefeller, Sr., the man she had been writing about for two years, she chose not to confront him face to face. For two hours ...