astronomy

Jon C. Aster

Jon C. Aster 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 Jon C. Aster rather than just read about it. In short: Jon Christopher Aster is an American pathologist who researches the role of the notch signaling pathway in leukemia. He is the Michael Gimbrone Professor of Pathology at Harvard Medical School.

Key takeaways

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

Reference excerpt

Jon Christopher Aster is an American pathologist who researches the role of the notch signaling pathway in leukemia. He is the Michael Gimbrone Professor of Pathology at Harvard Medical School. He was a co-editor of the Annual Review of Pathology: Mechanisms of Disease from 2016-2025.

Early life and education Jon Christopher Aster was born in Ann Arbor, Michigan as the eldest child born to his parents. His father, Richard Aster, is a physician and medical researcher. His parents divorced when he was eleven, and he moved with his mother to Boston. He attended the University of Michigan (UM), where he was initially interested in pursuing a meteorology degree but later switched to microbiology. After graduating, his father recommended that he worked for George Brewer, a faculty member in UM's department of human genetics, while he determined his career path. Aster worked in Brewer's lab for a year before re-enrolling as a doctoral student at UM. He graduated in 1987 with a PhD and Doctor of Medicine in human genetics. For his doctoral research he studied the physiology of red blood cells.

Career Aster began his medical residency at Brigham and Women's Hospital in Boston in 1987, finishing a hematopathology fellowship in 1990 and a molecular oncology fellowship in 1993. In 1996 he became an assistant professor of pathology at Harvard Medical School; he was promoted to associate professor in 2000. he currently works there as the Michael Gimbrone Professor of Pathology. Much of his research has focused on the Notch signaling pathway and its role in leukemia. He was a co-editor of the Annual Review of Pathology: Mechanisms of Disease from 2016-2025. He has co-authored several pathology books along with Dr. Vinay Kumar (pathologist) and Dr. Abul K. Abbas.

Personal life Aster enjoys golfing and has competed in many father/son golfing tournaments with his father Richard. He is married to Erin Malone and has two children.

References

Worked examples

Example 1 — a first encounter with Jon C. Aster

Start with the simplest possible case. Write down what Jon C. Aster 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 Jon C. Aster 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 Jon C. Aster 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 Jon C. Aster

In research: Jon C. Aster 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 Jon C. Aster 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: Jon C. Aster is common in secondary-school and first-year university syllabi. It links to neighbouring topics American cancer researchers, American medical doctors, American pathologists, so understanding it makes those chapters shorter.
In everyday life: Look for Jon C. Aster 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 Jon C. Aster in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Jon C. Aster 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 Jon C. Aster out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Jon C. Aster in simple terms?

Jon Christopher Aster is an American pathologist who researches the role of the notch signaling pathway in leukemia. He is the Michael Gimbrone Professor of Pathology at Harvard Medical School.

Why does Jon C. Aster 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 Jon C. Aster?

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 Jon C. Aster.