Marie Van Brittan Brown (1922–1999)

"Image Ownership: Public Domain" Marie Van Brittan Brown was the inventor of the first home security system. She is also credited with the invention of the first closed circuit TV.  Brown was born in Queens, New York, on October 22, 1922, and resided there until her death on … Read MoreMarie Van Brittan Brown (1922–1999)

Otis Frank Boykin (1920-1982)

"Image Ownership: Public Domain" The inventor Otis Frank Boykin, known for inventing the wire precision resistor, was born on August 29, 1920 in Dallas, Texas. Boykin’s mother, Sarah Boykin, worked as a maid before dying in 1921 before Boykin’s first birthday. Boykin’s father, Walter Boykin, … Read MoreOtis Frank Boykin (1920-1982)

George Carruthers (1939- )

"Image Ownership: Public Domain" The physicist and inventor George Carruthers, known for inventing the ultraviolet camera and spectrograph, was born on October 1, 1939 in Cincinnati, Ohio. Dr. Carruthers is the oldest of four siblings. Carruthers’s father, George Carruthers, Sr., died when Carruthers was only … Read MoreGeorge Carruthers (1939- )

Robert F. Smith (1962– )

“Image Ownership: Public Domain” Robert F. Smith is best known as the founder, chairman, and CEO of Vista Equity Partners, a multi-billion-dollar private equity and wealth management company that employs over thirty thousand people around the world and focuses on the growth of firms that … Read MoreRobert F. Smith (1962– )

African Cowboys on the Argentine Pampas: Their Disappearance from the Historical Record

Following the introduction of cattle into the Caribbean in 1493, during Christopher Columbus’s second voyage, cattle ranching proliferated along a series of frontiers across the grasslands of North and South America. While historians have recognized that Africans and their descendants were involved in the establishment … Read MoreAfrican Cowboys on the Argentine Pampas: Their Disappearance from the Historical Record

Henry Binga Dismond (1891-1956)

Henry Binga Dismond star athlete, medical device inventor, pioneering physician and poet was born on December 27, 1891 in Richmond, Virginia to Dr. Samuel H. Dismond and wife Jessie Cornelia Binga.  Henry attended Richmond public schools, Virginia Union University, and Howard University where he graduated … Read MoreHenry Binga Dismond (1891-1956)