Creating the Electronic Badge: Interview with Mar Williams
Artist and hardware designer Mar Williams discusses creating the official DEF CON 33 electronic badge and convention visual artwork.
Summary
In this creative interview from DEF CON 33, host Dreadwear talks with multidisciplinary artist, illustrator, and electronic badge designer Mar Williams. Opening at 00:00, Mar reflects on their creative journey with the conference, having contributed murals, illustrations, and visual design to the DEF CON community since DEF CON 17.
At 02:00, Mar dives into the artistic process of designing official electronic badges, explaining how printed circuit boards can be treated as functional canvases for decorative art. They share how they drew inspiration from Victorian ornamental motifs and historic pattern books to create intricate PCB traces and silkscreen artwork.
At 04:01, Mar emphasizes the conscious decision to avoid conventional hacker imagery—such as skulls, masks, and terminal green—in favor of timeless, ornate aesthetics. Concluding at 06:00 and 08:00, Mar offers practical advice for artists seeking to collaborate with technical communities, encouraging creators to blend fine art traditions with embedded hardware engineering. (AI summary — Gemini Flash)
Related talks
Village Interviews·5 min
A showcase of the TipsyBadge electronic badge, exploring optical manipulation, custom sensors, and interactive firmware effects.
Village Interviews·2 min
DEF CON 32 attendees and indie hardware creators showcase custom electronic badges, artistic circuit designs, and #badgelife culture.
Village Interviews·9 min
Bunnie Huang
Bunnie Huang breaks down the hardware engineering, cryptographic features, and silicon design choices behind the DEF COIN 34 conference badge.


