Tom Lisboa is an urban artist, and as we find out through his presentation, he loves working with points of view, invisible polaroids, and urban interventions. (in Portuguese)

We live in a world of remixes, and in his presentation, Rafael Rosa offers up and sings his new version of the national anthem of Brazil. (in Portuguese)

Michelle Thomé fully embraces the 20x20 format -- specifically, the numbering -- in her presentation on effective and efficient ways of speaking in public. (in Portuguese)

"Be kind to your elders" is a phrase we hear time and time again, and in this presentation, Roseli Bassi talks about a project that has the goal of encouraging better interaction between young people and the elderly. (in Portuguese)

How important are politics to you? In this presentation from PKN Curitiba, Renan hopes to show everyone how important it is to participate in the world of politics, and uses the Obama campaign as a point of reference. (in Portuguese)

If you find yourself in Curitiba and you'd rather avoid the same old restaurants, let Guilherme guide you through the city's underground gastronomy -- the presentation is also filled with photos of local spots. (in Portuguese)

Fans of graffiti and street art will love Jorge's presentation, in which he not only shows off some of his graffiti work, but also shares the passion he has for street art in general. (in Portuguese)

Vicente has traveled the world, and in this presentation, he gives us a visual tour of what he's experienced, with a few fun photos along the way. (in Portuguese)

Gus has a passion for photography, and in this presentation he shares his "views" of the world around him, revealed through his photos. (in Portuguese)