London based, Lapland born artist Riikka Hyvönen, recreates the bruises on the thighs of Roller Derby players as giant artworks painstakingly rendered to capture the athletes’ injuries.

Where Is the Jammer? Blockers, when in doubt, find the jammer. First, find the opposing jammer, then find yours. That will tell you what to do next. In truth, you never want to lose track of the ja...

Do not mess with roller derby girls.

Riikka Hyvönen takes a frank artistic look at the injuries caused to female roller derby players.

A taxonomy of around a thousand roller derby skate names. We looked at over twenty thousand skate names, and organized as many as possible into a taxonomy.