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October, 2006 Monthly archive

Based on Don Norman's famous teapot

Image based on Don Norman‘s famous teapot, and the Obey Giant face

Last month I asked, in response to some criticism, whether there was a better term than ‘architectures of control’ for the loose category of stuff discussed on this site. The response was great – thanks to all who got in touch or commented.

James Young, an artist & designer from Oregon, thoughtfully suggested obedience engineering (along with ‘restrictive’, ‘regulatory’ and ‘supervisory’ engineering – as extensions to the term ‘functional engineering’, which I understand but have always thought was something of a tautology!). Obedience engineering has a neat ring to it – implying external authority – and describes most of the examples on this site pretty well, both politically- and economically-motivated control.

In most cases the ‘obedience’ is to serve a higher power’s strategy in some way, whether that’s forcing customers to buy razor blades more often or stopping the homeless sleeping in a park. In some cases, though, the obedience serves the user him or herself (usually in addition to a higher power in one way or another), such as various forcing functions and mistake-proofing aimed at ensuring safe operation of products or machines – it’s a similar kind of obedience to obeying your parents’ instructions not to put those fireworks in your pocket: for your own safety as well as their peace of mind. I’m aware that most of the examples I use come across as rather negative (and usually paranoid), so it’s important to remember that a lot of ‘control’ can have beneficial intentions (at least) for the user or society as a whole.

Reversing the phrase, ‘engineering/ed obedience’ and ‘designing/ed obedience’ also have a lot of merit, either as titles themselves or as explanatory subtitles/taglines. Architectures of control: engineered obedience?

(I don’t necessarily want to get into the design-or-engineering debate here. Both terms mean many different things to different people, and the use of either could immediately put off or attract people who would find something of interest here. There are readers here from a fair variety of fields; I know people whose eyes go blank when engineering is mentioned, and others who would assume that a site about design must be dealing purely with aesthetics or artisan furniture. Personally I see all design and engineering (and art and programming – as Paul Graham recognised) as pretty much the same subject, and indeed, perhaps the intersection of the physical and cognitive sciences with the environment, history and culture, but that’s something for another day…)

Jim Lipsey, a project engineer from Chicago, suggests disaffordances as a synonym for architectures of control – again, a neat and clever suggestion which also has the benefit of immediately conveying some understanding of the concept to product design and usability professionals and academics.

Nevertheless, it’s worth running over briefly what ‘affordances’ are in the first place, to explain why ‘disaffordances’ might be a good term. In its original definition, an affordance is a possible function of, or interaction with, a device. A chair gives me the affordance of sitting on it, but also standing on it, or hitting someone with it. This is a simplification of psychologist James J. Gibson‘s definition of affordances. Donald Norman – author of the legendary The Design of Everyday Things – extended the concept to what he later called perceived affordances: while I might use a chair to hit someone, my cultural conditioning, together with the form of the chair, suggest that I should sit on it. Norman’s affordances are thus what people think they can do (or should) with objects, which may be different to what they actually can do with them:

Usefulness and usability
From ‘Affordances‘ by Mads Soegaard: ‘Separating affordances from the perceptual information that specifies affordances. Adapted from Gaver (1991).’

This Interaction-Design.org encyclopaedia article (from which the above diagram comes) is a very clear treatment fo the subject, as are Don Norman’s own ‘Affordances and design‘, and indeed Wikipedia’s entry.

Disaffordances, then, would imply either products with functionality deliberately removed (which fits many architectures of control example well – most obviously ‘feature deletion‘) or with the functionality deliberately hidden or obscured to reduce users’ ability to use the product in certain ways, or a combination of the two. That does take care of most of the examples I’ve looked at on this site, though I worry a bit about having to concatenate the two definitions. I also feel that quite a lot of architectures of control are actively attempting to force users to change their behaviour, whilst disaffordance implies a more passive state of affairs.

I think it may be best to use the term ‘disaffordance’ specifically to describe the practice of ‘disenfranchising’ users from the functions their products, systems or environments might otherwise provide (or have previously provided). This covers a lot of the things we discuss here (though it’s important to remember that architectures of control are deliberate, intentional, often strategic disaffordances, rather than something that’s difficult to use or hides its features through incompetent design); the the term doesn’t have much currency (yet), but I’ve done as Jim suggests and registered disaffordances.com and disaffordances.co.uk.

This blog is still maturing, and evolving, as is the field of thinking and practice which it charts. I’m sure plenty of new terminology (and jargon) will become commonplace in the years ahead. And the site will continue, in the words of the fantastic Gossip, ‘standing in the way of control‘ [mp3 link].

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Ink Out

My Epson Stylus Photo R1800′s been running low on ink in a couple of cartridges for a few days now. I’ve been putting off ordering them until this weekend. Now I find that when the printer believes a cartridge has reached 0%, it won’t print anything at all, even if it doesn’t need that colour. Users (i.e. me) are forced into buying new cartridges at a time when they don’t actually need them in a pathetic exercise of Epson’s control. Workflow is interrupted, plans out of the window.

So now, in order to print something important which needs to be done this afternoon, I am going to have to get on a train and go into a local town, wasting a couple of hours of my life and resulting in entirely unnecessary energy usage and carbon emissions. That’s relatively easy for me: I live next to a railway station. But in areas of the world where it isn’t convenient or possible, how can such thoughtless design be tolerated? Printers a few years ago allowed you to keep printing until the cartridges were actually empty. You knew when to stop because you could see.

Hey Epson: if you push your customers around, they’ll walk away. Forever. It’s as simple as that. People’s time is precious. Convenience is important. There’s no way I’ll ever buy another Epson product or recommend them to anyone else. And I’m a techy guy: occasionally, people do ask my opinion on products. (Of course I’m going to buy cheap refill cartridges; ultimately I may have to get a continuous ink supply system)

Yeah, it’s a rant; it’s also a pathetic piece of design embodying absolute contempt for the customer.

Bad design

(Sadly the SSC Service Utility mentioned a few months ago doesn’t seem to allow the ink levels to this particular printer to be re-set, though it’s undoubtedly of great use on other models.)

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Yes, that's a bottle of Bucky in the background, along with Waitrose Tonic Water (no aspartame) and some Mauby Bark syrup

From McGazz (who also has some great music to listen to on his website):

“As I was getting myself a cup of tea in work this morning, I overheard a colleague talking about a problem at the tanning salon his wife runs. Each cubicle has a bin in it, and a regular customer has apparently taken to vomiting and urinating in it (the guy reckoned the tannee in question might be bulimic).

I suggested he get round the problem by using wire mesh bins. While he was chuffed with this idea, I’m slightly worried that I managed to devise an ‘architecture of control’ after only a few seconds thought. I must have authoritarian tendencies…”

This is a clever, non-invasive, psychological deterrent to the undesirable behaviour. I wouldn’t call it authoritarian: it’s guiding behaviour without outright control. This is good design.

The closest parallel example I can think of is the use of cone-shaped paper cups for water-coolers (see image below left): besides being simpler & cheaper to make than flat-bottomed cups, people (generally) have a much lower tendency to leave them lying around once they’re empty. The psychological resistance to leaving the cup on its side (since it can’t stand up on its own) on the table, in case that last drip of water leaks out, is – oddly perhaps – fairly high. Especially when in company, people just don’t do it, whereas they’ll happily leave empty coffee cups and screwed-up cake wrappers on the tables. (I spent a lot of time in the Judge Business School, in Cambridge, where the Common Room – below right – had a water cooler using cone cups. It was rare to find them left on the tables, but common to find other litter.)

Cone cup compared to normal flat-bottomed cups  Common room, Judge Business School

How could this type of design thinking be used in more situations to guide people into better behaviour? Littering seems an obvious theme to target, but also perhaps energy waste? Can devices which show us our energy usage in real time, such as the Wattson, really change people’s behaviour, or is it better to embarrass them into change? Roadside CO2-readers which flash up to you (and other drivers) just how much damage you’re doing to the environment?

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The criminology students at Cambridge have an excellent view of dystopian architecture

Bruce Schneier talks about ‘Architecture and Security’: architectural decisions based on the immediate fear of certain threats (e.g. car bombs, rioters) continuing to affect users of the buildings long afterwards. And he makes the connexion to architectures of control outside of the built environment, too:

“The same thing can be seen in cyberspace as well. In his book, Code and Other Laws of Cyberspace, Lawrence Lessig describes how decisions about technological infrastructure — the architecture of the internet — become embedded and then impracticable to change. Whether it’s technologies to prevent file copying, limit anonymity, record our digital habits for later investigation or reduce interoperability and strengthen monopoly positions, once technologies based on these security concerns become standard it will take decades to undo them.

It’s dangerously shortsighted to make architectural decisions based on the threat of the moment without regard to the long-term consequences of those decisions.”

Indeed.

The commenters detail a fantastic array of ‘disciplinary architecture‘ examples, including:

  • Pierce Hall, University of Chicago, “built to be “riotproof” by elevating the residence part of the dorm on large concrete pillars and developing chokepoints in the entranceways so that rioting mobs couldn’t force their way through.” (There must be lots of university buildings like this)
  • “The Atlanta Fed building has a beautiful lawn which surrounds the building, and is raised 4 or 5 feet from the surrounding street, with a granite restraining wall. It’s a very effective protection against truck bombs.”
  • The wide boulevards of Baron Haussmann’s Paris, intended to prevent barricading (a frequently invoked example on this blog)
  • The UK Ministry of Defence’s Defence Procurement Agency site at Abbey Wood, Bristol, “is split into car-side and buildings; all parking is as far away from the buildings (car bomb defence), especially the visitor section. you have to walk over a narrow footbridge to get in.

    Between the buildings and the (no parking enforced by armed police) road is ‘lake’. This stops suicide bomber raids without the ugliness of the concrete barriers.

    What we effectively have is a modern variant of an old castle. The lake supplants the moat, but it and the narrow choke point/drawbridge.”

  • SUNY Binghamton’s “College in the Woods, a dorm community… features concrete “quads” with steps breaking them into multiple levels to prevent charges; extremely steep, but very wide, stairs, to make it difficult to defend the central quad”
  • University of Texas at Austin: “The west mall (next to the Union) used to be open and grassy. They paved it over with pebble-y pavement to make it painful for hippies to walk barefoot and installed giant planters to break up the space. They also installed those concrete walls along Guadalupe (the drag) to create a barrier between town and gown, and many other “improvements.”"
  • I’m especially amused by the “making it painful for hippies to walk barefoot” comment! This is not too far from the anti-skateboarding corrugation sometimes used (e.g. the third photo here), though it seems that in our current era, there is a more obvious disconnect between ‘security’ architecture (which may also involve vast surveillance or everyware networks, such as the City of London’s Ring of Steel) and that aimed at stopping ‘anti-social’ behaviour, such as homeless people sleeping, skateboarders, or just young people congregating.

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    Yeah, I know, no-one uses drawing boards any more

    Niblettes tackles the issue of designers and control, specifically, how much the user’s experience and methods of using a product or service should be defined by the designer. The conclusion – paralleling a theme in a marketing speech by Procter & Gamble’s Alan G Lafley – is that designers must start to think in terms of relinquishing control:

    “As the things we design become more interactive, more self-determining, more deeply integrated with their users, the less control designers will exercise over the final artifact. This is not only inevitable, it’s good. And it demands that we work and think in ways earlier generations of designers did not and could not.”

    Niblettes’ earlier post, comparing designers and authors, also makes an interesting point:

    “The relationship between the designer and the user strikes me as very similar to the relationship between the author and the reader. And it has long been understood in literature that the story belongs to the reader and his or her interpretation of it. Once written the author relinquishes all control.

    Although I have absolutely no empirical evidence for this, it seem like some of the most successful authors write with this in mind—they write to relinquish control. Designers on the other hand still seem to be greedy for ever more control.”

    Designing for users rather than against them (or in spite of them) ought, of course, to be a given. But since the designer is working for his or her employer, that company’s priorities are really what determines how a product develops.

    If the company recognises that treating users well, empowering them to do more with its products, is to its own ultimate benefit, then all is well, but if it serves the company better (in the short term) to force users into tightly controlled behaviour models, then, unfortunately, that’s how the products are going to be designed.

    Authors usually have a different relationship with their publishers than designers and engineers do with the companies which pay their wages. for example, I can’t imagine publishers very often compel authors to leave cliffhangers at the end of novels “in order to force readers to buy the sequel”, yet that’s the razor-blade model mentality evident in so many consumer products.

    This is an area worthy of much further comment & discussion: as someone who’s been developing, slowly, a ‘philosophy’ for my design work (which isn’t yet ready to unleash on this blog!), I’ll be keeping a close eye on Niblettes’ and others’ thoughts on this.

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    Open the case of your mobile (cell) phone. Do you see a round white sticker, similar to that in the first photo below?

    Water damage sticker

    This is a water damage sticker, which changes colour if moisture gets into this bit of the phone, and will be used to void your warranty if your phone stops working for any reason.

    A single droplet of water placed on the sticker turns it bright red (in the case of my phone, anyway):

    Water damage sticker

    WikiHow’s ‘How to save a wet cell phone’ (found via Consumerist) recommends that you:

    “Place a piece of satin finish scotch tape over your water damage sticker before you drop your cell phone in the water to prevent the water damage sticker from voiding your warranty… Remove the tape if you ever have to return your phone for repairs or warranty.”

    Now, it’s a clever idea on the part of the phone companies, and presumably water-damaged phones being returned under warranty were enough of a problem to make such stickers ‘necessary’.

    However, we all know that in practice, any non-working phone where the sticker has changed colour will be immediately classified as ‘water-damaged’ and the customer’s rights voided, even if the actual phone was independently defective.

    As a designer, I would much prefer to look at the problem as “How can we improve the sealing of phones so that water ingress is no longer a major problem?” than “How can we design something to cover our backs and shift all the blame onto the user for our design fault?”

    But maybe I’m naïve.

    P.S. My Motorola, shown above, began to work intermittently just a month after the warranty expired, completely unrelated to any water issues, hence I don’t mind getting the sticker wet.

    P.S. Hi, visitors from Nokia. Please note, my intention wasn’t to have a go at phone designers (or the engineering teams); and your phones seem superior on the water-protection front anyway. It’s just a commentary on the mindset which says “it’s easier/cheaper to catch users out than it is to solve the problem.”

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