Collaborative Web Search: Who, What, Where, When, and Why

Introduction
Introduction
Introduction
Introduction
Introduction
Introduction
Who?
Who?
Who?
Who?
Who?
Who?
Who?
Who?
What?
What?
What?
What?
What?
What?
What?
What?
What?
What?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
Where?
When?
When?
When?
When?
When?
When?
When?
When?
When?
When?
When?
When?
Why?
Why?
Why?
Why?
Why?
Why?
Why?
Why?
Conclusion: How?
Conclusion: How?
Conclusion: How?
Conclusion: How?
Glossary
Glossary
Glossary
Glossary
Bibliography
Bibliography
Bibliography
Bibliography
Bibliography
Bibliography
Bibliography