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AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.
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L'Italiano nel mondo
Introduction to HTML5
Umano Digitale
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Founded in 1209, the University of Cambridge is a world-renowned centre for teaching and research excellence. With over 18,000 students and more than 9,000 staff – representing 140 countries – it is one of the top universities in the world.
What are the most common mental health problems, what can you do about them and how do you improve your mental health?
These videos form an 8-lecture series on distributed systems, given as part of the undergraduate computer science course at the University of Cambridge.
Explore memory, attention, emotion and decision-making, linking brain function to behaviour and applying cognitive psychology and neuropsychology insights to teaching and everyday choices.
Explore human cognition: trace psychology's origins, compare neuroimaging methods like fMRI, EEG and TMS, and examine language, working memory, perception, attention and consciousness.
Examine fairness, accountability, transparency, privacy and safety in AI, then test text and image generation tools and practise ethical prompt engineering through case studies.
Learn to distinguish debt from equity, cash flow from accounting profit, and book from market value, applying capitalisation, depreciation, IRR, and discounted cash flow analysis to investment decisions.
Learn how money and financial capital work, forecast cash flows, read balance sheets and income statements, calculate interest and returns, and manage financial risk.
Explore how the brain forms long-term memories, changes from birth to adulthood, and underpins autism, ADHD and dyslexia, then apply evidence-based techniques in the classroom.
Explore the brain basis of decision making: neuroanatomy and neurodevelopment, the prefrontal cortex, neurotransmitters and decision networks, decision-making styles, and deficits such as in schizophrenia.
Recognising emotions engages the body, not just the mind: study mirror neurons, theory of mind, facial mimicry, and EEG and EMG methods for measuring emotional understanding.
Trace DNA through a criminal investigation: locate and extract crime scene samples, read DNA profiles, apply mtDNA and plant DNA, and weigh National DNA Database ethics.
Evaluate projects and companies with future value, NPV, IRR, total shareholder return and multiples valuation, and grow value through risk and working capital management.
Learn to read and report against budgets, build structured Excel financial models, and appraise proposals with payback, discounted cash flow, variance and DuPont analysis.
Apply accruals accounting, capitalisation, depreciation and revaluation, build Excel financial models with sensitivity analysis, and explore how debt, equity and private capital markets work.
Learn to apply a user-centred, inclusive UX design mindset: explore UX methods and tools, the what/who/where/when/why/how framework, industry case studies, and routes into UX roles.
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