Studied Spanish, Catalan, and Basque at University of Pennsylvania and University of California at Berkeley. Moved to Barcelona in 1987, found job in computer company translating documentation and software. Started Página Uno in 1990: publisher of Mac related books in Spanish. Moved back to US in 1993 to edit 5th edition of The Macintosh Bible. Wrote first edition of HTML Visual QuickStart Guide in 1995, now worldwide bestseller with more than 1 million copies sold in many languages. Also written books on Perl/CGI, XML, Blogger, iPhoto.Most recently, wrote EPUB Straight to the Point, and accompanying miniguides, to help people publish ebook versions of their books.