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Posit Science Corporation

Posit Science Corporation is a computer 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 Posit Science Corporation rather than just read about it. In short: Posit Science Corporation is an American company providing brain training software and services. Originally known as Neuroscience Solutions Corporation, the company was founded in 2002 by neuroscientists Michael Merzenich and Henry Mahncke, who originally intended to help people with schizophrenia.

Key takeaways

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

Reference excerpt

Posit Science Corporation is an American company providing brain training software and services. Originally known as Neuroscience Solutions Corporation, the company was founded in 2002 by neuroscientists Michael Merzenich and Henry Mahncke, who originally intended to help people with schizophrenia. It was renamed Posit Science Corporation in January, 2005. Between 2002 and 2011, the company received about $36 million in funding from venture capitalists and others. During that time, its customers and funding sources included the U.S. Department of Defense and the National Institutes of Health, as well as insurance companies Group Health Cooperative, The Hartford, and Allstate. It grew to have 86 employees in 2007 and then cut staff to 11 by 2011, since revenue was not meeting their expectations. The field of brain training has been driven by advertising making strong claims. Starting in January 2015, the United States Federal Trade Commission (FTC) sued companies selling "brain training" programs or other products marketed as improving cognitive function, including WordSmart Corporation, the company that makes Lumosity, for deceptive advertising and later that year the FTC also sued LearningRx; Posit was not sued by the FTC. A 2016 review of studies in the field found that there was some evidence that some of brain training programs improved performance on tasks in which users were trained, less evidence that improvements in performance generalize to related tasks, and almost no evidence that brain training generalizes to everyday cognitive performance; in addition most clinical studies were flawed. In 2017, a group of Australian scientists undertook a systematic review of what studies have been published of commercially available brain training programs in an attempt to give consumers and doctors credible information on which brain training programs are actually scientifically proved to work. Unfortunately, after reviewing close to 8,000 studies about brain training programs marketed to healthy older adults that were studied, most programs had no peer reviewed published evidence of their efficacy and of the seven brain training programs that did, only two of those had multiple studies, including at least one study of high quality: BrainHQ (from Posit Science) and CogniFit.

References

External links BrainHQ website

Worked examples

Example 1 — a first encounter with Posit Science Corporation

Start with the simplest possible case. Write down what Posit Science Corporation claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In computer 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 Posit Science Corporation 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 Posit Science Corporation 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 Posit Science Corporation

In research
Posit Science Corporation appears in computer 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 Posit Science Corporation 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
Posit Science Corporation is common in secondary-school and first-year university syllabi. It links to neighbouring topics Brain training programs, Companies based in San Francisco, Companies established in 2002, so understanding it makes those chapters shorter.
In everyday life
Look for Posit Science Corporation 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 Posit Science Corporation in 20 minutes

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

Frequently asked questions

What is Posit Science Corporation in simple terms?

Posit Science Corporation is an American company providing brain training software and services. Originally known as Neuroscience Solutions Corporation, the company was founded in 2002 by neuroscientists Michael Merzenich and Henry Mahncke, who originally intended to help people with schizophrenia.

Why does Posit Science Corporation matter?

Because it connects several computer 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 Posit Science Corporation?

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 Posit Science Corporation.

Tags

  • Brain training programs
  • Companies based in San Francisco
  • Companies established in 2002
  • Software companies based in the San Francisco Bay Area
  • Software companies of the United States

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