Daniel Russell is a research scientist at Google where has been working in the area of search quality, with a focus on understanding what makes Google users happy, skilled and competent in their use of web search.  He is sometimes called a search anthropologist because of his focus on understanding how people use the tools of technology to amplify their intelligence.  But his research methods draw equally on ethnography and field work, lab studies, classical usability analysis, eyetracking experiments and large-scale logs analysis.