Biographics: History One Life at a Time

Prince Rogers Nelson was an American singer-songwriter, musician, record producer, dancer, actor, and filmmaker. He is widely regarded as one of the greatest musicians of his generation. A multi-instrumentalist who was considered a guitar virtuoso [https://en.wikipedia.org/wiki/Virtuoso], he was well known for his eclectic work across multiple genres, flamboyant and androgynous [https://en.wikipedia.org/wiki/Androgynous] persona, and wide vocal range which included a far-reaching falsetto [https://en.wikipedia.org/wiki/Falsetto] and high-pitched screams.

Charles I or Karl I was the last Emperor of Austria, the last King of Hungary, the last King of Bohemia, and the last monarch belonging to the House of Habsburg-Lorraine before the dissolution of Austria-Hungary.

Austrian-born British philosopher, regarded by many as the greatest philosopher of the 20th century. Wittgenstein’s two major works, Logisch-philosophische Abhandlung (1921; Tractatus Logico-Philosophicus, 1922) and Philosophische Untersuchungen (published posthumously in 1953; Philosophical Investigations), have inspired a vast secondary literature and have done much to shape subsequent developments in philosophy [https://www.britannica.com/topic/philosophy], especially within the analytic [https://www.britannica.com/topic/analytic-philosophy] tradition. His charismatic [https://www.merriam-webster.com/dictionary/charismatic] personality has, in addition, exerted a powerful fascination upon artists, playwrights, poets, novelists, musicians, and even filmmakers, so that his fame has spread far beyond the confines of academic life.

Ginette Dior, better known as Catherine Dior, was a French Resistance fighter during World War II. Involved with the Franco-Polish intelligence unit F2 from November 1941, she was arrested in Paris in July 1944 by the Gestapo, then tortured and deported to the Ravensbrück women concentration camp.

Russian physiologist [https://www.britannica.com/science/physiology] known chiefly for his development of the concept of the conditioned reflex. In a now-classic experiment, he trained a hungry dog [https://www.britannica.com/animal/dog] to salivate at the sound of a metronome [https://www.britannica.com/art/metronome] or buzzer, which was previously associated with the sight of food. He developed a similar conceptual [https://www.merriam-webster.com/dictionary/conceptual] approach, emphasizing the importance of conditioning [https://www.britannica.com/science/conditioning], in his pioneering studies relating human behaviour [https://www.britannica.com/topic/human-behavior] to the nervous system [https://www.britannica.com/science/nervous-system]. He was awarded the Nobel Prize [https://www.britannica.com/topic/Nobel-Prize] for Physiology [https://www.britannica.com/science/physiology] or Medicine in 1904 for his work on digestive secretions.