The short clip below shows a young man sitting on a stone block in a sunny park, turning four plain white rings through his fingers. Within seconds the rings seem to lock together, slide through each other, fold into new shapes and drift apart again, as if they were made of something softer than plastic. Nothing supernatural is going on. The video is a piece of ring manipulation by a French juggler who performs online as Lindzee Poi, and most of the "impossible" part happens inside the viewer's own head.
Who made the four-ring illusion video
The performer uploads his work to YouTube under the name Lindzee Poi, and he gave this routine a playful invented title: the "Amelymeloptical illusion". The video spread widely in spring 2014. On 10 April 2014 Gizmodo's Sploid section featured it, introducing him as a French juggler and describing the routine as a finger dance so fluid that the rings appear to move on their own.
The gentle soundtrack is by Yann Tiersen, the composer from Brittany who became famous for his score to the 2001 film Amélie. The made-up word "Amelymeloptical" may be a small wink to that film, although the performer has not explained the name as far as we could find. Either way, the calm music and the single, steady camera angle keep all of the attention on his hands.
What is actually happening with the rings
Ring manipulation belongs to the wider family of object manipulation, close to what jugglers call contact juggling. Instead of throwing objects high into the air, the performer keeps them touching the body and moves them by rolling, spinning, sliding and passing them between the fingers. Contact juggling became widely known in the 1980s through Michael Moschen, whose crystal-ball work was used in the 1986 film Labyrinth: Moschen stood behind David Bowie and reached around him so it looked as if Bowie were doing the tricks.
A key technique in that tradition is the "isolation". The performer holds one point of an object still in space while the hands and body move around it, so the object looks as if it is floating or moving by itself. It works on the same principle as sleight of hand and mime. Lindzee applies the same idea to rings. When two rings cross in front of the camera, a flat video gives the viewer no reliable way to tell which ring is in front, so the brain picks the most interesting answer: that the rings have passed through each other. The old stage trick of the linking rings plays on a similar puzzle.
Why your eyes cannot keep up
Psychologists have a name for the task this video sets you: multiple object tracking. In the laboratory, people watch several identical objects move among look-alike distractors and try to keep track of the targets. Research going back to Zenon Pylyshyn and Ron Storm in 1988 shows that the mind can follow several moving objects at once. People often lose track of which target is which, though, even when they still know roughly where the targets are. There is no hard limit of four objects. Performance depends on speed, spacing and similarity, and it gets worse gradually.
Four identical white rings, moving smoothly and constantly swapping places, is close to a worst-case version of that test. Add the missing depth information of a video, where you cannot use two eyes to judge distance, and the brain fills the gaps with guesses. The performer's skill is to time each crossing so that the "wrong" guess feels the most natural.
How to watch it and spot the method
- Watch once just for fun. Let the illusion work on you before trying to break it.
- Follow a single ring. On a second viewing, pick one ring and ignore the rest. Much of the "melting" disappears when you refuse to track all four.
- Watch the fingers, not the rings. The hands show where each ring is really held, and the rings often move less than they seem to.
- Slow it down. YouTube's playback-speed setting makes the crossing points easier to study.
Want to try ring manipulation yourself?
Routines like this come out of the flow-arts community, which also includes poi. Poi began with the Māori people of New Zealand, where it is still performed today, and the modern version spreads mostly through self-teaching and online tutorials, with festivals such as the European Juggling Convention as meeting points. Anyone curious can start with one or two rings and a mirror, practising slow transfers between the fingers before adding speed. Filming yourself from the front, as Lindzee did, quickly shows which moves read as magic on camera and which give the method away.
Sources: Gizmodo (Sploid): Wizard juggler tricks people's minds with a ring of illusion; Wikipedia: Contact juggling; Wikipedia: Multiple object tracking; Wikipedia: Poi (performance art); Wikipedia: Yann Tiersen; Video by Lindzee Poi on YouTube; first shared via True Activist.
Explore a related story: Vile's Wall Illusions: Painted Edges That Create Imaginary Depth.
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