June 28

Born in 1884, Sankoh studied in the United Kingdom before returning to Sierra Leone to work in banking. He became an influential political figure, founding organizations that advocated for self-government and educational reform. Sankoh's efforts helped lay the groundwork for Sierra Leone's push toward independence. He was also instrumental in developing the country's financial institutions and policies. He passed away in 1964, remembered as a key architect of Sierra Leonean nationalism.

Kalevi Keihänen was a Finnish entrepreneur born in 1924. In the 1960s, he founded the Keihäsen Matkatoimisto travel agency, introducing affordable packaged holidays to Spain for Finnish tourists. He became famous for his flamboyant marketing tactics and bold publicity stunts, earning him nationwide recognition. His innovations helped shape the modern Finnish travel industry. Keihänen's adventurous spirit and showman approach made him a household name in Finland until his death in 1995.

Elon Musk is a South African-born American entrepreneur and engineer. He founded SpaceX in 2002 and leads its efforts to develop reusable rockets and advance private space exploration. As CEO and product architect of Tesla, Inc., he has driven the mainstream adoption of electric vehicles and battery technology. He co-founded PayPal, transforming online payments, and later launched ventures like Neuralink (neurotechnology) and The Boring Company (innovative tunneling). Musk's ambitious vision includes colonizing Mars and addressing climate change through renewable energy. He is recognized as one of the world's most influential and wealthiest figures in the technology and business sectors.

Rob Dyrdek is an American skateboarder, producer, and entrepreneur. He turned professional at age 16 and became known for his innovative skateboarding style and record-setting aerial tricks. Dyrdek created and starred in MTV's reality series 'Rob & Big', 'Rob Dyrdek's Fantasy Factory', and 'Ridiculousness', blending sports and entertainment. As a businessman, he founded Street League Skateboarding and the production company Superjacket Productions. His ventures have expanded into fashion, gaming, and youth empowerment programs, making him a multifaceted figure in sports and media.