astronomy

William L. Ballhaus

William L. Ballhaus 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 L. Ballhaus rather than just read about it. In short: William L. Ballhaus (born c. 1967) is an American businessman, entrepreneur, and third-generation aerospace engineer.

Key takeaways

William L. Ballhaus 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 L. Ballhaus to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of William L. Ballhaus from memory before moving on to harder problems.

Reference excerpt

William L. Ballhaus (born c. 1967) is an American businessman, entrepreneur, and third-generation aerospace engineer. Since 2023, he has been the Chairman and CEO of Mercury Systems, a technology company serving the aerospace and defense industry. Prior to Mercury, he was the Chairman, President and CEO of Blackboard Inc. He was the Chief Executive Officer and President of DynCorp, a global government services provider, from 2008 to 2010. He was the Chief Executive Officer and President of SRA International from 2011 to 2015, at which time he led the merger of SRA with CSC's federal business to create CSRA. Throughout his career, Bill has been recognized with numerous awards and recognitions. In 2009, he was named among Forbes’ most Powerful CEOs 40 and Under, as well as Forbes’ 21 Youngest CEOs at the Nation’s Biggest Companies. He also ranked #26 on Ethisphere’s list of 100 Most Influential in Business Ethics. In 2015, he was named to Executive Mosaic’s Wash100 list of the most influential leaders in government contracting. In 2016, he was awarded the Distinguished Engineering Alumni Medal by UC Davis for his outstanding professional achievements and distinguished service to the engineering community. Bill was named one of the Top 50 SaaS CEOs of 2017 by The SaaS Report, one of the Top 10 Most Notable UCLA Alumni in the Business World by Money Inc in 2018, and in 2019 he was named one of the Top 25 Education Software CEOs (#5) by the Software Report. He is a Fellow of the American Institute of Aeronautics and Astronautics and is on the UCLA Anderson School of Management Board of Advisors and the Great Meadow Foundation Board of Directors.

Early life William L. Ballhaus was born circa 1967. He graduated from the University of California, Davis, with a bachelor of science degree in mechanical engineering. He received a master's degree and a PhD in aeronautics and astronautics from Stanford University and was awarded the Best Ph.D. Thesis Award. He also received a master in business administration from the UCLA Anderson School of Management.

Business career Ballhaus was the President of BAE Systems Network Systems, National Security Solutions and Mission Solutions from 2003 to May 2008. He was the Chief Executive Officer and President DynCorp from May 2008 to August 2010. Additionally, he was on the Boards of Directors of DynCorp International and GeoEye. He has been the President and Chief Executive Officer of SRA International since July 25, 2011.

Philanthropy Ballhaus is on the board of trustees of the Great Meadow Foundation. He is on the board of advisors of the UCLA Anderson School of Management. Ballhaus attained a fellowship with the American Institute of Aeronautics and Astronautics as did his father and late grandfather.

References

Worked examples

Example 1 — a first encounter with William L. Ballhaus

Start with the simplest possible case. Write down what William L. Ballhaus 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 L. Ballhaus 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 L. Ballhaus 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 L. Ballhaus

In research: William L. Ballhaus 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 L. Ballhaus 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 L. Ballhaus is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1960s births, American chief executives, American corporate directors, so understanding it makes those chapters shorter.
In everyday life: Look for William L. Ballhaus 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.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “William L. Ballhaus” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study William L. Ballhaus in 20 minutes

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

Frequently asked questions

What is William L. Ballhaus in simple terms?

William L. Ballhaus (born c. 1967) is an American businessman, entrepreneur, and third-generation aerospace engineer.

Why does William L. Ballhaus 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 L. Ballhaus?

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 L. Ballhaus.