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One person, one language

One person, one language is a 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 One person, one language rather than just read about it. In short: The “one person, one language” approach is a popular method adopted by parents attempting to raise simultaneous bilingual children. With the “one person, one language” approach, each parent consistently speaks only one of the two languages to the child.

Key takeaways

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

Reference excerpt

The “one person, one language” approach is a popular method adopted by parents attempting to raise simultaneous bilingual children. With the “one person, one language” approach, each parent consistently speaks only one of the two languages to the child. For instance, the child's mother might speak to them exclusively in French, while the father might use only English.

Reasoning Traditionally, the “one person, one language” method has been regarded as the best method for bilingual language acquisition free of mixed utterances. The term “one person, one language” was first introduced by the French linguist Maurice Grammont in 1902. He theorized that by separating the languages from the beginning, parents could prevent confusion and code-mixing in their bilingual children. George Saunders wrote in his book Bilingual Children: From Birth to Teens that the “one person, one language” approach “ensures that the children have regular exposure to and have to make use of each language. This is particularly important for the minority language, which has little outside support." This method has also been linked to an early development of metalinguistic awareness.

Implementation In a 1989 study published in the Infant Mental Health Journal, Naomi Goodz found that fathers tend to adhere more strictly to the “one person, one language model" than mothers. Even when parents reported strictly following a “one person, one language” scheme, naturalistic observations found repeated instances of language mixing in both parents in a 1996 study Masae Takeuchi conducted research on 25 Japanese mothers in Melbourne, Australia who were using the one person, one language approach to support their children's Japanese/English bilingual development. Takeuchi found that consistency is the key to the success of the approach. Most of the children in Takeuchi's study did not end up using Japanese actively after leaving school and only those children who were raised by mothers who consistently insisted on speaking only Japanese went on to use Japanese actively as adults.

Alternatives Alternatives to "one person, one language" (OPOL) are "minority language at home" (ML@H), "time and place" (T&L = specific language for specific time and/or place), "mixed language policy" (MLP = mixing languages depending on situation, topic, etc.), and individual family-based models.

See also

Compare Bilingual education, schooling in two languages simultaneously Language immersion, school in the target language only

References

Notes

Bibliography Barron-Hauwaert, Suzanne (2004), "The One-Parent-One-Language Approach. What Is It?", The One-Parent-One-Language Approach, Clevedon, UK: Multilingual Matters Ltd, ISBN 1-85359-715-5, retrieved 2011-01-26 De Houwer, Annick (1995), "Bilingual Language Acquisition", in Fletcher, Paul; MacWhinney, Brian (eds.), The Handbook of Child Language, Malden, MA: Blackwell Publishing, ISBN 0-631-18405-8, retrieved 2011-01-26 Goodz, Naomi S. "Parental Language Mixing in Bilingual Families." Infant Mental Health Journal 10.1 (1989): 25–44. EBSCO. Web. 10 Dec. 2010. Saunders, George. Bilingual Children: From Birth to Teens. Philadelphia: Clevedon Avon, 1988. Print.

Worked examples

Example 1 — a first encounter with One person, one language

Start with the simplest possible case. Write down what One person, one language claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In 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 One person, one language 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 One person, one language 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 One person, one language

In research
One person, one language appears in 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 One person, one language 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
One person, one language is common in secondary-school and first-year university syllabi. It links to neighbouring topics Bilingualism, Language acquisition, so understanding it makes those chapters shorter.
In everyday life
Look for One person, one language 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 One person, one language in 20 minutes

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

Frequently asked questions

What is One person, one language in simple terms?

The “one person, one language” approach is a popular method adopted by parents attempting to raise simultaneous bilingual children. With the “one person, one language” approach, each parent consistently speaks only one of the two languages to the child.

Why does One person, one language matter?

Because it connects several 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 One person, one language?

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 One person, one language.

Tags

  • Bilingualism
  • Language acquisition

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