A technology and electronics fair opened on Monday in Sao Paulo and organizers said it is expected to draw more than 6,000 participants this year.
The week-long fair, dubbed the Campus Party, is divided into four sections this year -- science, creativity,digital entertainment and innovation.
Scott Goldstein, one of the leading organizers of U.S. President Barack Obama's online campaign, hacker Kevin Mitnick and Professor Lawrence Lessig, founding board member of the Creative Commons, have been invited to give lectures at this year's show, organizers said.
There will also be several events and workshops in various spheres such as digital inclusion, robotics, music,video, design, blogging, digital photography, software development, digital
television and free software.