Roger L. Easton

American scientist, co-inventor of GPS

Roger L. Easton - Scientists & Innovators born April 30th, 1921
Born
Died
Category

Scientists & Innovators

Country

United States

Links & References

A scientist co-invented the Global Positioning System (GPS), significantly advancing navigational technology. This system allows users to determine their precise location anywhere on Earth using satellite signals. Easton worked with a team at the Naval Research Laboratory during the 1960s, leading to the initial deployment of GPS technology. The system has since evolved and is widely used in military, commercial, and personal navigation.

Co-invented the Global Positioning System

Contributed to satellite technology developments

Other People Born on April 30th

Anne of Gloucester

English noblewoman and historical figure
Born
April 30th, 1383 643 years ago
Died
October 16th, 1438 587 years ago — 55 years old

Born into English nobility, Anne of Gloucester was the daughter of Thomas of Woodstock, the Duke of Gloucester, and Eleanor de Bohun. Through her marriage to Richard of York, she became connected to the powerful Yorkist faction. Anne's life unfolded during a tumultuous period in English history marked by the conflicts of the Wars of the Roses. After the death of her husband, she played a role in the political landscape of the time. Anne's lineage and marriage positioned her within the shifting allegiances of noble families in England, which had lasting effects on the power dynamics of the era.

Continue Reading

Theodore Schultz

Economist, Nobel Prize laureate
Born
April 30th, 1902 124 years ago
Died
February 26th, 1998 28 years ago — 95 years old

An economist and academic contributed significantly to the analysis of human capital. Emphasized the importance of education and training in improving economic productivity. Authored pivotal works that explored the relationship between education and economic growth. His research laid the foundation for the development of the human capital theory. Received the Nobel Memorial Prize in Economic Sciences in 1979 for contributions to the understanding of how education affects economic performance.

Continue Reading

Louise of Lorraine

Queen consort of France, artist patron
Born
April 30th, 1553 473 years ago
Died
1601 425 years ago — 48 years old

Born in 1553, served as the queen consort of France through her marriage to King Henry III. Facilitated the transition of the French court towards Renaissance influences. Engaged in significant patronage of the arts, particularly supporting various artists and works that reflected her interest in Italian Renaissance culture. Guided the court during the tumultuous period of the French Wars of Religion. After the death of her husband in 1589, withdrew from public life, dedicating herself to piety and the arts.

Continue Reading

Juliana of the Netherlands

Queen of the Netherlands (1948-1980)
Born
April 30th, 1909 117 years ago
Died
March 20th, 2004 22 years ago — 94 years old

Ruled as queen from 1948 to 1980, serving during a period of national rebuilding post-World War II. Advocated for social welfare and education reform. Worked on diplomatic relations, notably strengthening ties within the European community. Abdicated in 1980 in favor of her daughter, Beatrix.

Continue Reading

Johnny Horton

American Country Singer and Songwriter
Born
April 30th, 1925 101 years ago
Died
November 5th, 1960 65 years ago — 35 years old

A prominent figure in American country music during the late 1950s, this artist gained recognition for a distinctive blend of traditional country and folk influences. Signature songs include 'The Battle of New Orleans' and 'Sink the Bismarck,' which showcased storytelling through music. His recordings explored themes of American history and adventure, resonating with audiences during a vibrant era in country music. In addition to musical achievements, contributions to the genre helped shape its narrative style. The artist's life was tragically cut short in a car accident in 1960, yet his recordings continue to be celebrated.

Continue Reading

Ferdinand von Hochstetter

Austrian geologist and academic
Born
April 30th, 1829 197 years ago
Died
July 18th, 1884 141 years ago — 55 years old

Contributed extensively to the field of geology, particularly within the context of Austria and the South Pacific. Served as a professor at the University of Vienna, where geological sciences were further developed. Conducted significant geological surveys in New Zealand, leading to discoveries that enhanced understanding of the region's geology. Authored several important works on geology and paleontology, including a comprehensive study on the geological formations of New Zealand.

Continue Reading

Other People Who Died on May 8th

Vital Brazil

Immunologist and physician in Brazil
Born
1865 161 years ago
Died
May 8th, 1950 76 years ago — 85 years old

Contributed significantly to the fields of immunology and tropical medicine. Developed serum therapies for various snake bites, including anti-venoms for bites from the Jararaca snake. Founded the Butantan Institute in São Paulo, a leading center for biomedical research and production of vaccines and anti-serums. Conducted extensive research on infectious diseases, contributing to public health in Brazil and beyond.

Continue Reading

William Schallert

American actor and Screen Actors Guild president
Born
July 6th, 1922 103 years ago
Died
May 8th, 2016 10 years ago — 93 years old

An American actor and prominent figure in the entertainment industry, had a career spanning over six decades. Acted in film, television, and theater, and played notable roles in popular series. Served as president of the Screen Actors Guild from 1979 to 1981, advocating for the rights of actors during a transformative period in the industry. Participated in multiple television projects and films, establishing a recognizable presence on screen.

Continue Reading

Wilhelm Rediess

SS officer during World War II
Born
1900 126 years ago
Died
May 8th, 1945 81 years ago — 45 years old

Served as an SS officer during World War II, Rediess held a significant position within the Nazi regime. His responsibilities included overseeing various operations related to the enforcement of Nazi policies. With the collapse of Nazi Germany, he was involved in military activities until Germany's surrender in May 1945. Following the war's end, Rediess faced the consequences of his actions as the Allied forces took control of Germany.

Continue Reading

Nikolai Reek

Estonian general and Minister of War
Born
February 1st, 1890 136 years ago
Died
May 8th, 1942 84 years ago — 52 years old

Born in 1890, a significant figure in the Estonian military and political landscape. Served as the 11th Minister of War, overseeing military reforms and strategies during a pivotal time in Estonia's history. Faced challenges related to national security and the establishment of armed forces post-independence. Contributed to the development of defense policies aimed at maintaining Estonia's sovereignty. Advocated for military preparedness in response to regional tensions.

Continue Reading

U Saw

Burmese politician, Prime Minister of Burma
Born
1900 126 years ago
Died
May 8th, 1948 78 years ago — 48 years old

Served as Prime Minister of Burma from 1948 to 1948. Played a significant role in the country's political landscape during a pivotal time in its history following independence from British rule. Involved in various political activities and organizations that shaped the early government frameworks of Burma. Engaged in national politics and was active in the struggle for independence, highlighting the complexities of post-colonial governance.

Continue Reading

John Beresford

Irish polo player and champion
Born
December 5th, 1866 159 years ago
Died
May 8th, 1925 101 years ago — 58 years old

A leading figure in the sport of polo, played during the late 19th century. Achievements included participation in high-profile tournaments and contributions to the development of the sport in Ireland. Competed at a time when polo gained popularity among the British aristocracy and was involved in establishing polo clubs that fostered further interest in the sport.

Continue Reading