Percy Lavon Julian
Chemist and pioneer in medicinal chemistry

Born
April 11th, 1899
125 years ago
Died
April 19th, 1975
49 years ago — 76 years old
Category
Scientists & Innovators
Country
United States
Links & References
This chemist made significant contributions to the field of medicinal chemistry. A trailblazer for African Americans in science, developed methods for synthesizing important medicinal compounds. Achieved success in the pharmaceutical industry, particularly in the production of steroids like cortisone and the development of various treatments for glaucoma and inflammation. Held several academic and corporate positions, promoting advancements in chemistry and education.
Synthesis of drugs like cortisone and progesterone
Pioneering research in the field of plant chemistry
Other People Born on April 11th
Władysław Komar
Accomplished in athletics, specialized in shot put. Competed in the Olympics, winning a bronze medal at the 1968 Mexico City Games. Transitioned into acting, gaining recognition in Polish cinema. Participated in popular films, contributing to the cultural landscape of Poland.
Continue ReadingGyula Kellner
Competed in long-distance running events during the early 20th century. Participated in the 1900 Summer Olympics held in Paris, where the modern Olympic Games were first fully international. Achieved a significant place in athletics within Hungary.
Continue ReadingAttila József
Attila József was a significant Hungarian poet and educator. He became a prominent figure in 20th century Hungarian literature with a focus on themes of love, social issues, and existentialism. József's early works reflected his personal struggles and the socio-political environment of Hungary during his lifetime. His poetry is marked by emotional intensity and innovative language. Throughout his career, he published several influential collections, including 'Nővérek' and 'Esztétika'. In addition to his literary contributions, József worked as a teacher and wrote extensively about education and society.
Continue ReadingK. L. Saigal
A prominent singer and actor from India, significantly influenced the film music of the early 20th century. Career began in the 1930s with a blend of acting and singing. Gained popularity through films such as 'Bhakta Prahlad' and 'Street Singer'. Saigal's unique voice and style left a lasting legacy in the Indian music industry, inspiring many future artists.
Continue ReadingDean Acheson
Served as the 51st Secretary of State from 1949 to 1953. Acheson played a significant role in shaping U.S. foreign policy during the Cold War, promoting the Marshall Plan and supporting NATO. His tenure was marked by a focus on containing communism and establishing strong alliances with Western European nations. Involved in key decisions during the Korean War, Acheson's influence extended beyond his time in office through continued engagement in international affairs.
Continue ReadingCharles Evans Hughes
Served as the 44th United States Secretary of State from 1921 to 1925. Held the position of Chief Justice of the United States from 1930 to 1941. Initially gained prominence as a lawyer and public servant, leading investigations into corporate corruption. Involved in the establishment of the League of Nations and various international treaties.
Continue ReadingOther People Who Died on April 19th
Louis Applebaum
A prominent Canadian composer and conductor, contributed significantly to the development of Canadian music. In 1940, became the first music director for the Canadian Broadcasting Corporation (CBC) Television. Composed many works spanning various genres, including orchestral and choral music. Collaborated with artists across different fields, enhancing the cultural landscape of Canada.
Continue ReadingOliver Mowat
Served as the third Premier of Ontario from 1872 to 1896 and later became the eighth Lieutenant Governor of Ontario. During the tenure as Premier, worked on various reforms related to education and public works. Advocate for provincial rights and responsible government. Played a significant role in Canadian politics during the late 19th century, contributing to the development of Ontario's political landscape.
Continue ReadingVäinö Tanner
A prominent politician associated with the Social Democratic Party of Finland, served as Prime Minister of Finland in the late 1940s. Played a significant role in Finnish politics during a time of post-war reconstruction and stabilization. Developed policies focused on social welfare and economic recovery. Held various governmental positions prior to premiership, influencing key legislative changes and party strategies. Contributed to the rebuilding of Finland's economy and civil society after World War II.
Continue ReadingNorris McWhirter
An English author and activist co-founded Guinness World Records in 1955, a compilation of world records that became a widely recognized reference book. The initial idea stemmed from a discussion about the fastest game bird, which led to the belief that such data could be collected into a single volume. Served as the first editor of the record books, contributing to the establishment and popularization of the brand. Actively participated in various broadcasting efforts to promote the records and further engage the public with extraordinary achievements. Advocated for issues including animal welfare and was an influential figure behind the establishment of records related to charitable causes.
Continue ReadingJohann Gottlieb Friedrich von Bohnenberger
Contributed significantly to astronomy and mathematics during the early 19th century. Developed advancements in celestial mechanics and designed an early astronomical observatory. Published works that addressed mathematical principles, particularly in geometry and trigonometry. Served as a professor at the University of Tübingen.
Continue ReadingAlbert Scott Crossfield
An American pilot and engineer, contributed significantly to aerospace engineering and flight testing. Played a crucial role in the development and testing of experimental aircraft, particularly during the early years of the U.S. space program. Became the first pilot to fly at twice the speed of sound in 1953 and served as a test pilot for the X-15 rocket plane. His work advanced knowledge of high-speed aerodynamics and helped shape future space exploration efforts.
Continue Reading