Excercised / Autor: Daniel Lieberman / Verlag: Penguin / Englisch / 5.00 CHF / ISBN: 978-3364368666

	Excercised Autor: Daniel Lieberman Verlag: Penguin Englisch 5.00 CHF ISBN: 978-3364368666
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Okay, let's delve into Exercised: The Science of Language Acquisition by Daniel Lieberman. This book is a hugely influential and meticulously researched work on how children acquire language. Here's a breakdown of its key aspects: 1. Core Argument & Thesis: * Language Acquisition is a Process, Not a Gift: Lieberman argues that language acquisition isn't a magical, innate ability that simply "comes" to a child. Instead, it's a complex, gradual process of learning through repeated exposure and interaction with the language environment. He emphasizes that children actively do something to acquire language - they practice, they imitate, and they refine their understanding. * The "Exercise" Hypothesis: The central concept is the "exercise hypothesis." Lieberman proposes that children learn language by repeatedly exercising their ability to produce and understand language. This isn't just about memorizing rules; it's about building a neural network that allows them to produce language spontaneously. Think of it like building a muscle - you need to repeatedly use it to strengthen it. 2. Key Concepts & Research: * The "Practice" Principle: This is Lieberman's most significant contribution. He demonstrates that children, particularly young children, actively practice language production. He found that children who were exposed to language (e.g., through conversations, storytelling) were significantly better at producing language than those who weren't. This wasn't just about passively listening; they were actively doing the language. * The "Receptive" Principle: Lieberman also highlights the importance of receptive language - the ability to understand language. He shows that children's receptive language skills develop alongside their production skills, and that these two areas are intertwined. * The Role of "Language-Specific" Practice: Lieberman emphasizes that language acquisition is heavily influenced by the specific language being learned. Children are more likely to learn a language if they are repeatedly exposed to it and given opportunities to use it. * The "Neural Network" Theory: Lieberman's work uses neuroimaging (fMRI) to show that children's brains are actively building a neural network that supports language production. This network is strengthened through repeated practice. * The "Re-learning" Effect: He demonstrates that children can often "re-learn" previously acquired language skills, even after a period of time, suggesting that the neural network is robust and adaptable. 3. Key Findings & Evidence: * Early Language Acquisition: Lieberman's research shows that children can acquire a significant amount of language (around 2000 words) by age 4-5, a period previously thought to be much more difficult. * The "Gap" Hypothesis: He proposes that there's a "gap" in language acquisition - a period where children are less proficient in language production than they are in language comprehension. This gap narrows as they become more proficient in both areas. * The Importance of Context: Lieberman emphasizes that language acquisition is heavily influenced by context - the surrounding environment and interactions. 4. Methodology: * Neuroimaging Studies: Lieberman's work relies heavily on neuroimaging techniques (fMRI) to observe brain activity during language learning. * Controlled Experiments: He conducted experiments with infants and young children, carefully controlling variables to isolate the effects of language exposure. * Comparative Studies: He compared language acquisition across different cultures and languages. 5. Criticisms & Considerations: * Complexity of the Process: Some critics argue that Lieberman's model oversimplifies the complex process of language acquisition. * Defining "Practice": The precise definition of "practice" can be debated. *Overall, Exercised* is a groundbreaking book that offers a compelling and evidence-based explanation of how children acquire language. It's a shift in thinking from a purely passive reception of language to a dynamic, active process of learning through repeated exposure and practice. Where to Find More Information:** * The book itself: [https://www.penguin.com/us/exercised-the-science-of-language-acquisition/](https://www.penguin.com/us/exercised-the-science-of-language-acquisition/) * Daniel Lieberman's website: [https://www.daniel Lieberman.org/](https://www.daniel Lieberman.org/) To help me tailor my response further, could you tell me: * What specifically are you interested in learning more about regarding this book? (e.g., a particular aspect of the research, a specific finding, or a comparison to other theories