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Karl Ludwig Pfeiffer

Karl Ludwig Pfeiffer is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Karl Ludwig Pfeiffer rather than just read about it. In short: Karl Ludwig Pfeiffer (September 5, 1874 – June 14, 1952) was a German malacologist, banker, and patron of the arts. Early life Karl Ludwig Pfeiffer was born in Kassel to the banker August Ludwig Heinrich Pfeiffer (November 3, 1845 – 1892) and his wife Regine Amalie Wilhelmine Georgine Louise (née Hellwig; March 25, 1849 – 1932).

Karl Ludwig Pfeiffer — main illustration
Karl Ludwig Pfeiffer — illustration

Key takeaways

  • Karl Ludwig Pfeiffer belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Karl Ludwig Pfeiffer to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Karl Ludwig Pfeiffer from memory before moving on to harder problems.

Reference excerpt

Karl Ludwig Pfeiffer (September 5, 1874 – June 14, 1952) was a German malacologist, banker, and patron of the arts.

Early life Karl Ludwig Pfeiffer was born in Kassel to the banker August Ludwig Heinrich Pfeiffer (November 3, 1845 – 1892) and his wife Regine Amalie Wilhelmine Georgine Louise (née Hellwig; March 25, 1849 – 1932). He was the couple's eldest child and only son. He was not a particularly studious child, but he did express an interest in the natural world from an early age. When he was thirteen, Karl spent several months at Norderney in the East Frisian Islands recovering from a respiratory illness, and he credited his burgeoning interest in malacology and conchology to the many days he spent alone there, collecting shells along the deserted sea coast. He brought his shell collection back with him to Kassel, where his father noticed this new interest. At this point, August introduced Karl to Clessin's Deutsche Excursions-Mollusken-Fauna, the works of Haeckel and Darwin, and finally explained to Karl the extensive work done in the field by his uncle Louis Pfeiffer and his great-grandfather Carl Jonas Pfeiffer. Learning of this strong familial connection, Karl himself later asserted that it must have been his very nature that brought him to study the natural sciences. Sadly, this dream of a career in science was not to be. By 1894, when Karl was only 19, his father and grandfather had both died, and the family's banking interests were being run by a single, aging uncle, who only agreed to continue in his role if Karl also joined the firm to assist him. As a result, Karl formally joined the family firm on 15 March 1893, before his 20th birthday.

Banking career and later life After joining the family firm, Karl was sent to the Deutsche Bank in Berlin to train as a bank teller, and it was there that he made the acquaintance of Oskar Boettger and Wilhelm Kobelt, whose friendship and influence would allow him some time to spend studying mollusks. Indeed, it was during a trip to the Alps during this time that Karl decided to write and publish his first scientific paper, on Tandonia nigra. In 1894, he was to spend a year in Frankfurt as a volunteer banking teller, where he himself admitted he spent more time studying mollusks than on his banking studies, largely due to the influence of his friends Boettger and Kobelt. This short interlude was to end in another tragedy, when was struck by a serious illness in January of 1895, forcing him to cut his time in Frankfurt short and return to Kassel for treatment and recovery. By the end of that year, Karl was sent to study Classical economics in Berlin and Paris, and this, paired with his recent and lingering illness, quashed what little energy he had to pursue his scientific interests. Karl eventually completed an apprenticeship with the Disconto-Gesellschaft, after which he traveled and worked in various banks in America, London and Paris. By 1899, he was fully-accredited co-owner of Bankhaus L. Pfeiffer. He embraced his role in civil society, undertaking board memberships at various organizations and wading into the world of art. Beginning in 1907, Karl was the founding chairman of the Art Association (Kunstverein) of Kassel, and under his leadership, the Avant-garde movement was first introduced to that city. His fellow board members included Johannes Boehlau, Otto Ehrenberg, and Franz Thorbecke. After the death of his uncle Louis Pfeiffer (not the malacologist) in 1912, Karl became the director and sole proprietor of Bankhaus L. Pfeiffer. In this position, he guided the bank through some turbulent times in Germany's history. Under Karl's leadership, the bank managed to survive the First World War and the subsequent Weimar Hyperinflation, but with the coming of the Great Depression, the small bank simply lacked the capital to survive as an independent entity. It was one of the last holdouts in Kassel, but by 1930, the firm had been acquired by Deutsche Bank, of whose Cassel bureau Karl Pfeiffer would be president of until 1934. Karl was appointed to the Kassel Chamber of Commerce in 1913, and following the death of Otto Vogt in 1921, he was elected chairman of the Chamber - a post that his grandfather and uncle had held before him. He served in this position for twelve years. During his tenure, the chamber district grew rapidly through a series of geopolitical mergers. In 1924, the Free State of Waldeck, and in 1932, Mühlhausen, Thuringia, were added to the Kassel Chamber of Commerce's purview. From 1924, the organization's name had been changed to Chamber of Industry and Commerce. When the Nazis seized power in 1933, Pfeiffer was removed from the chairmanship. The government took advantage of a vacation trip to Madeira to promote Nazi functionary Rudolf Braun to the chairmanship in Pfeiffer's absence. After Karl's protests against this were unsuccessful, he bowed to the facts and resigned. During the period of National Socialism, Pfeiffer kept away from all public offices. In 1935, to add insult to injury, Pfeiffer was removed from his position at the head of the Kunstverein and classified by the Nazi government as an "undesirable (unerwünschte) person."> After World War II, he was reappointed as chamber president by the occupying power in April 1945. Due to his age, however, he resigned again as early as July 1945 and Gustav Römer became his successor.

… excerpt ends here. Continue reading the full article.

Illustrations

Karl Ludwig Pfeiffer illustration

Worked examples

Example 1 — a first encounter with Karl Ludwig Pfeiffer

Start with the simplest possible case. Write down what Karl Ludwig Pfeiffer claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Karl Ludwig Pfeiffer before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Karl Ludwig Pfeiffer ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Karl Ludwig Pfeiffer

In research
Karl Ludwig Pfeiffer appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Karl Ludwig Pfeiffer in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Karl Ludwig Pfeiffer is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1874 births, 1952 deaths, Conchologists, so understanding it makes those chapters shorter.
In everyday life
Look for Karl Ludwig Pfeiffer outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Karl Ludwig Pfeiffer in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Karl Ludwig Pfeiffer means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Karl Ludwig Pfeiffer out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Karl Ludwig Pfeiffer in simple terms?

Karl Ludwig Pfeiffer (September 5, 1874 – June 14, 1952) was a German malacologist, banker, and patron of the arts. Early life Karl Ludwig Pfeiffer was born in Kassel to the banker August Ludwig Heinrich Pfeiffer (November 3, 1845 – 1892) and his wife Regine Amalie Wilhelmine Georgine Louise (née H…

Why does Karl Ludwig Pfeiffer matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Karl Ludwig Pfeiffer?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Karl Ludwig Pfeiffer.

Tags

  • 1874 births
  • 1952 deaths
  • Conchologists
  • German bankers
  • German malacologists
  • People from Kassel

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