Lifshits, Yury - California Institute of Technology - Web algorithms, similarity search, behavioral targeting, recommendation systems. Publications, talks, course materials. Lambert, Lynn - Natural language understanding, science education. Lin, Xuemin - University of New South Wales - Algorithm design, computational geometry, distributed and parallel computing, databases, data mining, and graph layouts. Levin, Leonid - Boston University - Randomness in computing; algorithmic complexity and intractability; foundations of mathematics, computer science and probability; theory of computation; and information theory. Lonardi, Stefano - University of California, Riverside - Computational Biology, Data Compression, Data Mining, Information Hiding. Lamport, Leslie - Microsoft Research - Programming languages, Algorithms, Verification. Author of Latex. Lascarides, Alex - University of Edinburgh - Theoretical and computational linguistics, semantics, pragmatics, logic and knowledge representation. Long, Phil - Theoretical and applied machine learning guy. Contact information and selected publications. Dr. Wes Leggett, Educational Technology Professor & Consultant - Personal website of Dr. Wes Leggett. Information for on-line and on-campus educational technology courses, links, and a family album page. Leifer, James J. - INRIA Rocquencourt - Concurrency theory and programming languages. Liu, Hugo - MIT Media Laboratory - Philosophically motivated AI, commonsense reasoning, assistive software agents, lexical semantics, story understanding.