In the before-times, back when we could have in-person Hackaday Supercons, there was always the problem of the badge. Making a few hundred small electronic thingies, for a smart but broad range of … ...

How Can You Design a Badge with a Budget of 2€ Per Unit Designing a badge for another conference, BIZIT 2015 , was even more challenging. It is being organized by PC Press , our computer ...

Badge master Ryan Clarke (above), aka LostboY and LosT, has been designing the Def Con badges since 2012. This year's badge theme plays off the sic-fi cult classic film They Live about a homeless ...

Because of DARPA's AI hacking competition, Def Con's theme this year was "Rise of the Machines."That informed the Terminator-esque skull design, but the conference badge was more than just a bunch ...

The badges include a Near Field Communications (NFC) antennae -- that's what swaps the data when two badges are "bumped." The contact information you collect can then be synced with a conference ...

It's an e-ink display powered by a Raspberry Pi RP2040, which you can set up as a cool name tag to show everyone you meet at your next conference. Once you're done, you can probably adapt this ...

We share a common theoretical framework (grounded in learning science), a shared language (technology and instructional design), and a collective set of challenges (all around learning). Each of us ...