astronomy

Jeanne Hardebeck

Jeanne Hardebeck 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 Jeanne Hardebeck rather than just read about it. In short: Jeanne L. Hardebeck is an American research geophysicist studying earthquakes and seismology who has worked at the United States Geological Survey (USGS) since 2004.

Key takeaways

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

Reference excerpt

Jeanne L. Hardebeck is an American research geophysicist studying earthquakes and seismology who has worked at the United States Geological Survey (USGS) since 2004. Hardebeck studies the state of stress and the strength of faults.

Education and career Hardebeck received her B.A. in computer science from Cornell University in 1993. She went on to receive her M.S. in Geophysics from the California Institute of Technology (Caltech) in 1997 and her Ph.D in Geophysics from Caltech in 2001. Between 1994 and 2000, Hardebeck served as a Graduate Research Assistant at Caltech for her advisor, Egill Hauksson. After receiving her Ph.D., she served as a Green Postdoctoral Scholar for the Scripps Institution of Oceanography at U.C. San Diego (2000 and 2003). She was a Mendenhall Postdoctoral Scholar for the USGS Earthquakes Hazard Team (2003 and 2004), collaborating with Andrew Michael. She started as a Research Geophysicist for the USGS Earthquakes Hazard Team in 2004.

Research Hardebeck's area of research focuses around crustal stress and the strength of faults, earthquake statistics, and the testing of earthquake forecasting methods. Her research is noted for the clarity it provides on issues such as the strength of faults and the state of stress that were previously clouded by assumptions and unreliable data. Her investigative methods have been practiced by other experts in the seismic community and she has kept a continual focus on data when developing new methods to infer the state of stress of seismogenic processes. Hardebeck has collaborated with other experts in her field to publish research articles which, since September 2020, have been cited over 5,000 times on Google Scholar. One of her most cited papers, titled "The Tectonic History of the Tasman Sea: A Puzzle with 13 Pieces," analyzed tectonic events in the Tasman Sea and determined its tectonic evolution. Using this information, Hardebeck looked back upon the opening stages of the Tasman Sea and described the dispersal of its tectonic elements at the time. Another of her highly cited papers, titled "A New Method for Determining First-Motion Focal Mechanisms," introduced a method that takes into consideration potential mistakes in the assumed earthquake location and seismic-velocity model when determining earthquake focal mechanisms.

Notable publications

The Tectonic History of the Tasman Sea: A Puzzle with 13 Pieces A New Method for Determining First-Motion Focal Mechanisms The Static Stress Change Triggering Model: Constraints from Two Southern California Aftershock Sequences Implications for prediction and hazard assessment from the 2004 Parkfield earthquake

Awards and recognition 2006 recipient of the Charles F. Richter Early Career Award 2007 recipient of James B Macelwane Medal 2009 recipient of the Presidential Early Career Award for Scientists and Engineers

References

External links Jeanne Hardebeck publications indexed by Google Scholar

Illustrations

Worked examples

Example 1 — a first encounter with Jeanne Hardebeck

Start with the simplest possible case. Write down what Jeanne Hardebeck 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 Jeanne Hardebeck 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 Jeanne Hardebeck 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 Jeanne Hardebeck

In research: Jeanne Hardebeck 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 Jeanne Hardebeck 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: Jeanne Hardebeck is common in secondary-school and first-year university syllabi. It links to neighbouring topics 21st-century American women, American seismologists, American women scientists, so understanding it makes those chapters shorter.
In everyday life: Look for Jeanne Hardebeck 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 Jeanne Hardebeck in 20 minutes

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

Frequently asked questions

What is Jeanne Hardebeck in simple terms?

Jeanne L. Hardebeck is an American research geophysicist studying earthquakes and seismology who has worked at the United States Geological Survey (USGS) since 2004.

Why does Jeanne Hardebeck 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 Jeanne Hardebeck?

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 Jeanne Hardebeck.