astronomy

William Alfred Weber

William Alfred Weber is a astronomy 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 William Alfred Weber rather than just read about it. In short: William Alfred Weber (November 16, 1918 – March 18, 2020) was an American botanist and lichenologist. He was Professor Emeritus at the University of Colorado at Boulder and former curator of the University of Colorado Museum Herbarium (Index Herbariorum designation COLO).

Key takeaways

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

Reference excerpt

William Alfred Weber (November 16, 1918 – March 18, 2020) was an American botanist and lichenologist. He was Professor Emeritus at the University of Colorado at Boulder and former curator of the University of Colorado Museum Herbarium (Index Herbariorum designation COLO).

Biography William Alfred Weber was born on November 16, 1918, and grew up in New York City. He earned his master's in 1942 and PhD in 1945, both at Washington State University and began teaching at Colorado in 1946. Weber was well known for editing the exsiccata series Lichenes exsiccati distributed by the University of Colorado Museum, William A. Weber, Curator (1961–1988). In 2018 he was awarded a lifetime achievement award from the American Bryological and Lichenological Society (ABLS). He died on March 18, 2020, in Longmont, Colorado.

Honors and awards 2018 Acharius Medal of the International Association for Lichenology 2018 Elizabeth Britton Award for Lifetime Achievement in Bryology and the Chicita Culberson Award for Lifetime Achievement in Lichenology of the American Bryological and Lichenological Society. The New Guinean lichen species Peltigera weberi Sérus., Goffinet, Miądl. & Vitik. was named in his honour in 2009.

Selected publications Weber, W. A. 1946. A taxonomic and cytological study of the Wyethia, family Compositae, with notes on the related genus Balsamorhiza. Amer. Midl. Nat. 35:400-452. Weber, W. A. 1950. Recent additions to the flora of Colorado. Univ. Colorado Stud., Ser. Biol. 1:46-50. Weber, W. A. 1958. Rediscovery of Neoparrya. Rhodora 60:265-271. Weber, W. A. 1959. Some features of the distribution of Arctic relicts at their austral limits. Proc. IX Internat. Bot. Congr. 2:425-426. Weber, W. A. 1962. Environmental modifications and the taxonomy of the crustose lichens. Sv. Bot. Tidskr. 56:293-333. Weber, W. A. 1963. Additions to the bryophyte flora of Colorado. Bryologist 66:192-200. Weber, W. A. 1967. A synopsis of the North American species of Cyphelium. Bryologist 70:197-203. Weber, W. A. 1976. Rocky Mountain Flora. 5th edition. Colorado Assoc., Univ. Press. Weber, W. A. and G. Argus. 1986. Salix lanata ssp. calcicola in Colorado. Madroño 33:148-149.. Weber, W. A. 1987B. Colorado Flora: Western Slope. Colorado Assoc. Univ. Press. Weber, W. A. 1987. Noteworthy collections, Colorado. Bryum blindii BSG. Madroño 29:246. Weber, W. A. Lichenes Exsiccati distributed by the University of Colorado Museum, Fasc. 17-18, Nos. 641-700. Weber, W. A. (1997). King of Colorado Botany: Charles Christopher Parry, 1823-1890. Niwot, CO: Univ. Press of Colorado. ISBN 0-87081-431-1. Colbridge, J. N., and W. A. Weber. 1998. A Rocky Mountain Lichen Primer. University Press of Colorado, Niwot, Colorado.

See also Category:Taxa named by William Alfred Weber

References

Curriculum Vitae at the University of Colorado North America check list of lichens

Worked examples

Example 1 — a first encounter with William Alfred Weber

Start with the simplest possible case. Write down what William Alfred Weber claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, 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 William Alfred Weber 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 William Alfred Weber 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 William Alfred Weber

In research: William Alfred Weber appears in astronomy 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 William Alfred Weber 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: William Alfred Weber is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1918 births, 2020 deaths, 20th-century American botanists, so understanding it makes those chapters shorter.
In everyday life: Look for William Alfred Weber 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 William Alfred Weber in 20 minutes

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

Frequently asked questions

What is William Alfred Weber in simple terms?

Why does William Alfred Weber matter?

Because it connects several astronomy 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 William Alfred Weber?

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 William Alfred Weber.