ArticleslgStudy

computer science

Kai-Fu Lee

Kai-Fu Lee 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 Kai-Fu Lee rather than just read about it. In short: Kai-Fu Lee (traditional Chinese: 李開復; simplified Chinese: 李开复; pinyin: Lǐ Kāifù; born December 3, 1961) is a Taiwanese computer scientist, investor, and author. He was the founding director of Microsoft Research China, later Microsoft Research Asia, serving from 1998 to 2000, and served as president of Google China 2005 to 2009.

Kai-Fu Lee — main illustration
Kai-Fu Lee — illustration

Key takeaways

  • Kai-Fu Lee 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 Kai-Fu Lee to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Kai-Fu Lee from memory before moving on to harder problems.

Reference excerpt

Kai-Fu Lee (traditional Chinese: 李開復; simplified Chinese: 李开复; pinyin: Lǐ Kāifù; born December 3, 1961) is a Taiwanese computer scientist, investor, and author. He was the founding director of Microsoft Research China, later Microsoft Research Asia, serving from 1998 to 2000, and served as president of Google China 2005 to 2009. In 2009, Lee founded the venture capital firm Innovation Works, later renamed Sinovation Ventures. In 2023, he founded 01.AI, a Chinese artificial intelligence (AI) company. Lee is the author of AI Superpowers (2018) and AI 2041 (with Chen Qiufan, 2021). He has served as co‑chair of the World Economic Forum’s Global AI Council and was named to TIME's 2023 list of the 100 most influential people in AI.

Early life and education Lee was born in Taipei, Taiwan. He is the son of Li Tianmin, a legislator and historian from Sichuan, China. Lee has detailed his personal life and career history in his autobiography in both Chinese and English, Making a World of Difference, published in October 2011. In 1973, Lee immigrated to the United States and attended Oak Ridge High School in Oak Ridge, Tennessee. He received a Bachelor of Science, summa cum laude, with a major in computer science from Columbia University in 1983. He then earned a Ph.D. in computer science from Carnegie Mellon University in 1988. A Taiwanese national by birth, Lee also acquired U.S. citizenship through naturalization while young. He voluntarily relinquished his U.S. citizenship in 2011 and retained only his Taiwanese nationality, citing the reason as wanting to "get back to [his] roots" as he aged.

Career

Academic research At Carnegie Mellon, Lee worked on topics in machine learning and pattern recognition. In 1986, he and Sanjoy Mahajan developed Bill, a Bayesian learning-based system for playing the board game Othello that won the US national tournament of computer players in 1989. In 1988, he completed his doctoral dissertation on Sphinx, a large-vocabulary, speaker-independent, continuous speech recognition system that drew wide notice in the field. Lee has written two books on speech recognition and more than 60 papers in computer science. His doctoral dissertation was published in 1988 as a Kluwer monograph, Automatic Speech Recognition: The Development of the Sphinx Recognition System (ISBN 0898382963). Together with Alex Waibel, another Carnegie Mellon researcher, Lee edited Readings in Speech Recognition (1990, ISBN 1-55860-124-4).

Apple, Silicon Graphics, and Microsoft After two years as a faculty member at Carnegie Mellon, Lee joined Apple Computer in 1990 as a principal research scientist. While at Apple (1990–1996), he headed R&D groups responsible for Apple Bandai Pippin, PlainTalk, Casper (speech interface), and GalaTea (text to speech system) for Mac Computers. Lee moved to Silicon Graphics in 1996 and spent a year as the Vice President of its Web Products division, and another year as president of its multimedia software division, Cosmo Software. In 1998, Lee moved to Microsoft and went to Beijing, China where he played a key role in establishing the Microsoft Research (MSR) division there. MSR China later became known as Microsoft Research Asia, regarded as one of the best computer science research labs in the world. Lee returned to the United States in 2000 and was promoted to corporate vice president of interactive services division at Microsoft from 2000 to 2005.

Move from Microsoft to Google In July 2005, Lee left Microsoft to take a position at Google. The search company agreed to compensation worth in excess of $10 million, including a $2.5 million cash 'signing bonus' and another $1.5 million cash payment after one year, a package referred to internally at Google as 'unprecedented'. On July 19, 2005, Microsoft sued Google and Lee in a Washington state court over Google's hiring of its former Vice President of Interactive Services, claiming that Lee was violating his non-compete agreement by working for Google within one year of leaving the Redmond-based software corporation. Microsoft argued that Lee would inevitably disclose proprietary information to Google if he was allowed to work there. On July 28, 2005, Washington state Superior Court Judge Steven González granted Microsoft a temporary restraining order, which prohibited Lee from working on Google projects that compete with Microsoft pending a trial scheduled for January 9, 2006. On September 13, following a hearing, Judge González issued a ruling permitting Lee to work for Google, but barring him from starting work on some technical projects until the case went to trial in January 2006. Lee was still allowed to recruit employees for Google in China and to talk to government officials about licensing, but was prohibited from working on technologies such as search or speech recognition. Lee was also prohibited from setting budgets, salaries, and research directions for Google in China until the case was to go to trial in January 2006. Before the case could go to trial, on December 22, 2005, Google and Microsoft announced that they had reached a settlement whose terms are confidential, ending a five-month dispute between the two companies. At Google China, Lee helped establish the company in the market and oversaw its growth in the country. Under his tenure, the Google.cn regional website was launched. He also strengthened the company's teams of engineers and scientists in the country. On September 4, 2009, Lee announced his resignation from Google. He said "With a very strong leadership team in place, it seemed a very good moment for me to move to the next chapter in my career." Alan Eustace, senior Google vice-president for engineering, credited him with "helping dramatically to improve the quality and range of services that we offer in China, and ensuring that we continue to innovate on the Web for the benefit of users and advertisers". Several months after Lee's departure, Google announced that it would stop censorship and move its mainland China servers to Hong Kong.

Sinovation Ventures

In September 2009, Lee announced details of a $115 million venture capital fund called Innovation Works (later changed to "Sinovation Ventures"), a Beijing‑based incubator and venture fund focused on early‑stage internet and mobile startups. The firm raised successive funds through the 2010s that emphasized AI‑related investments.

01.AI

… excerpt ends here. Continue reading the full article.

Illustrations

Kai-Fu Lee illustration

Worked examples

Example 1 — a first encounter with Kai-Fu Lee

Start with the simplest possible case. Write down what Kai-Fu Lee 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 Kai-Fu Lee 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 Kai-Fu Lee 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 Kai-Fu Lee

In research
Kai-Fu Lee 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 Kai-Fu Lee 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
Kai-Fu Lee is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1961 births, 20th-century American businesspeople, 20th-century American non-fiction writers, so understanding it makes those chapters shorter.
In everyday life
Look for Kai-Fu Lee 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 “Kai-Fu Lee” →

Affiliate

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

How to study Kai-Fu Lee in 20 minutes

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

Frequently asked questions

What is Kai-Fu Lee in simple terms?

Kai-Fu Lee (traditional Chinese: 李開復; simplified Chinese: 李开复; pinyin: Lǐ Kāifù; born December 3, 1961) is a Taiwanese computer scientist, investor, and author. He was the founding director of Microsoft Research China, later Microsoft Research Asia, serving from 1998 to 2000, and served as presiden…

Why does Kai-Fu Lee 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 Kai-Fu Lee?

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 Kai-Fu Lee.

Tags

  • 1961 births
  • 20th-century American businesspeople
  • 20th-century American non-fiction writers
  • 20th-century American scientists
  • 21st-century American businesspeople
  • 21st-century American non-fiction writers
  • 21st-century American scientists
  • American bloggers
  • American businesspeople in the computer industry
  • American chairpersons of corporations
  • American chief executives in technology
  • American chief executives of financial services companies

Keep exploring