Ian Williams is an information designer specializing in XML technologies and a software technical writer. He worked in the UK publishing industry before getting involved in information technology at OWL International, developers of one of the first commercial hypertext products. Ian was a product manager there, and later a consultant working with large corporate customers.
Since 1998 Ian has worked independently on technical writing and information design projects for customers like Nokia and Reuters. He lives with his wife in London, England, from which they regularly escape to a house on a beach overlooking the English Channel.

Pierre Greborio is chief software architect of PEWay, an Italian software company providing services and Internet technologies for financial companies.
Born in 1971 in Belgium, he graduated as a telecommunication engineer from the University of Pavia in Italy.
His activity is characterized by a strong passion for technology. He participated in several talks at developer conferences and university workshops and wrote several articles for developer magazines and user groups about Microsoft .NET technologies and Microsoft Office InfoPath 2003. In the beginning of 2003, Pierre was given the award of Microsoft Most Valuable Professional for .NET.