Greta Thunberg is a Swedish climate youth activist who has received worldwide recognition for her efforts to fight climate change.

George Westinghouse is best known for inventing an air brake system that made railroads safer and promoting alternating current technology, which revolutionized the world's light and power industries.

Garth Brooks has received every accolade the music industry can bestow on an artist and is the top-selling solo artist in U.S history with over 148 million album sales.

Bumpy Johnson was one of Harlem's most notorious crime bosses of the 20th century.

Lisa Kudrow is an Emmy Award-winning actress best known for playing the role of Phoebe on the sitcom 'Friends.' She has also starred on the TV comedies 'Web Therapy' and 'The Comeback.'

Frank 'The Irishman' Sheeran was an Irish-American labor union official who helped facilitate organized crime activity into labor unions and claimed to have killed Teamster president Jimmy Hoffa.

Naturalist, inventor and businessman Clarence Birdseye pioneered the process of flash freezing in the United States. His company was bought by General Foods.

Maya Rudolph is a comedian and actor who became a household name via her 'Saturday Night Live' tenure, which ran from 2000 to 2007.

Dirk Benedict is an actor best known for his roles on 'The A-Team' and 'Battlestar Galactica.'

Axell Hodges is a six-time X Games medalist and motocross competitor. He crashed and injured his ankles while practicing for the longest motorcycle jump in history.

Vicki Golden is a professional freestyle motocross rider and four-time X Games gold medalist. On 'Evel Live 2,' Golden shattered the motorcycle firewall record when she sped through a series of flaming wooden boards.

James Holzhauer won 32 consecutive games of 'Jeopardy,' making him the second all-around champion of the game show. Known as 'Jeopardy James,' his earnings totaled more than $2 million.

Sylvia Rivera was a Latina-American drag queen who was a gay and transgender activist in the 1960s and 70s.

David Hasselhoff is a TV actor who hit it big with two wildly successful shows: 'Knight Rider' and 'Baywatch.'

Attorney Robert Shapiro is known for representing many high-profile clients, perhaps most notably O.J. Simpson.

Chris Farley was an American comedian and actor known for his roles on 'Saturday Night Live' and in films like 'Tommy Boy' and 'Beverly Hills Ninja.'

'Biography: Jeff Foxworthy – Stand Up Guy' One-Hour Special Premieres Tonight at 10/9c on A&E

'Biography: Jeff Dunham – Talking Heads' Two-Hour Special Premieres Tuesday, May 28 at 8/7c on A&E

Peggy Lipton rose to fame as Julie Barnes on the hit TV show 'The Mod Squad' in the late 1960s.

Archie Harrison Mountbatten-Windsor is the first child born to Prince Harry and Meghan Markle, the Duke and Duchess of Sussex.

Actor Haing S. Ngor endured persecution and numberous atrocities under the Khmer Rouge before moving to the U.S. and starring in The Killing Fields.

Screenwriter and director John Singleton's 'Boyz n the Hood' led to an Academy Award nomination for Best Director, making him the first African-American to earn the distinction.

Mamie Eisenhower was first lady of the United States when her husband, Dwight Eisenhower, was president from 1953 to 1961.

Kanye West is a Grammy Award-winning rapper and record producer and fashion designer. Outspoken and prone to controversy, he became additional celebrity fodder with his marriage to Kim Kardashian.