Ronald Wilson Reagan (February 6, 1911 – June 5, 2004) was the 40th president of the United States, serving from 1981 to 1989. He emerged as a key figure in the American conservative movement and his presidency, known as the Reagan era, had a significant impact on U.S. history. Born in Illinois, Reagan initially pursued a career in entertainment, gaining prominence as a film actor and serving as president of the Screen Actors Guild. His foray into politics began with a powerful speech during the 1964 presidential election, leading to his eventual election as the governor of California in 1966. In the 1980 presidential election, Reagan secured the Republican Party's nomination and defeated President Jimmy Carter, subsequently winning a second term in the 1984 election. Reagan's presidency was marked by his implementation of "Reaganomics," which involved economic deregulation, tax cuts, and reduced government spending. He also played a significant role in shaping U.S. foreign policy, including escalating the arms race, engaging in negotiations with Soviet leader Mikhail Gorbachev, and ordering the 1983 invasion of Grenada. Despite facing challenges such as an assassination attempt and the AIDS epidemic, Reagan's tenure saw a reduction of inflation, a decline in the unemployment rate, and the eventual end of the Cold War. Reagan's post-presidential approval ratings have remained high, and he is often regarded as an icon of American conservatism, with

Ronald Erwin McNair, born on October 21, 1950, was an esteemed American NASA astronaut and physicist whose life was tragically cut short at the age of 35 during the launch of the Space Shuttle Challenger on mission STS-51-L. Before the Challenger disaster, McNair made history by becoming the second black American in space when he flew as a mission specialist on STS-41-B aboard Challenger in 1984.McNair's early life was marked by perseverance and a commitment to education. He grew up in a low-income household in South Carolina, where he faced racial segregation and limited opportunities. His determination was evident when, in 1959, he refused to leave the segregated Lake City Public Library without being allowed to check out books, leading to a significant event that is now commemorated in a children's book.Despite the challenges he faced, McNair excelled academically and earned a Bachelor of Science degree in engineering physics from North Carolina A&T State University and a PhD in physics from the Massachusetts Institute of Technology. His work in the field of laser physics earned him national recognition.In 1978, McNair was selected to join the NASA astronaut program, where he made significant contributions to space exploration. Tragically, he lost his life in the Challenger disaster, leaving behind a legacy of courage and dedication to scientific advancement.In addition to his scientific achievements, McNair was an accomplished saxophonist and a member of the Bahá

Ronald William Lacey (28 September 1935 – 15 May 1991) was a prominent English actor known for his unique and distinctive on-screen presence. With a career spanning over 30 years, Lacey left a lasting impact on the entertainment industry through his versatile performances in television and film. Notable roles include Harris in Porridge (1977), SD agent Sturmbannführer Arnold Ernst Toht in Raiders of the Lost Ark (1981), and the Bishop of Bath and Wells in Blackadder II (1986).Born and raised in Harrow, Middlesex, Lacey received his formal education at Harrow Weald Grammar School before pursuing acting training at the London Academy of Music and Dramatic Art. Throughout the 1960s and 1970s, he made significant contributions to British television, showcasing his talent in a range of roles, from sinister villains to comedic characters.Lacey's career soared after his portrayal of the iconic Nazi agent Arnold Toht in Raiders of the Lost Ark, leading to subsequent villainous roles in notable films such as Sahara (1983), Flesh and Blood (1985), and Red Sonja (1985). His unique physical features, including an unusual 'pug' look and distinctive voice, contributed to his ability to command attention on screen.Outside of his professional endeavors, Lacey was married twice and had children. Tragically, he was diagnosed with terminal liver cancer in April 1991 and passed away

Ronald Steven Lauder, born on February 26, 1944, in New York City, is an American businessman, pro-Israel political activist, and heir to the Estée Lauder cosmetics company. With a net worth of $4.5 billion, Lauder has made significant contributions in various fields. He holds a bachelor's degree in International Business from the Wharton School of Business at the University of Pennsylvania and has been involved in international diplomacy, serving as the United States Ambassador to Austria in the past. Lauder's political endeavors also saw him make a bid for the mayor of New York City in 1989. Known for his civic and philanthropic activities, he has been associated with numerous organizations, including the Conference of Presidents of Major American Jewish Organizations and the World Jewish Congress. Notably, he founded the Lauder Business School in Vienna and opened the Neue Galerie in New York, dedicated to art from Germany and Austria. Lauder's acquisition of Gustav Klimt's Portrait of Adele Bloch-Bauer I for $135 million made headlines and is now a centerpiece of the museum's collection. His influence extends to investments in real estate and media, and he has also founded RWL Water, LLC.

Sir Ronald Aylmer Fisher (1890-1962) was a British polymath renowned for his groundbreaking work as a mathematician, statistician, biologist, geneticist, and academic. His exceptional contributions to statistics have earned him the reputation of "the single most important figure in 20th-century statistics" and "the most influential scientist of all time." Fisher's work in genetics combined the ideas of Gregor Mendel and Charles Darwin, contributing to the revival of Darwinism and the modern synthesis of evolution. He made fundamental contributions to multivariate statistics and founded quantitative genetics, playing a key role in the establishment of population genetics. Fisher's pioneering work in statistics includes the development of the analysis of variance (ANOVA) and the modern method of maximum likelihood. His influence extended to diverse fields, from the Human Genome Project to the mathematical theory of information. Fisher's extensive body of work has been compared to that of influential figures in other disciplines, such as Darwin in evolutionary biology and Gauss in number theory. Despite his significant contributions, Fisher's views on race and eugenics have sparked debate. His legacy as an influential evolutionary biologist and statistician continues to shape scientific research and understanding.