Most people seem enraptured, but some seem distracted. One man steps aside clutching a copy of Macworld, confusion in his eyes. Another holds up a Nokia, caressing the buttons in amazement. Perhaps the spell is breaking.
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Essentially the story is that there is a group of intelligent, peaceful cave dwellers living under the Appalachian mountains, every so often they venture above ground and hunt for food, but otherwise keep themselves to themselves. Then one day a bunch of psychotic killers drops into their midst, all of a sudden the cave dwellers find themselves fighting for their lives as the deranged invaders storm every last corner of their home, smashing in dwellers heads with rocks, drowning them and being positively vicious with a pick axe.It's not the first time that I've noticed this weird twisting of the tale. Take the film Aliens (the second one with James Cameron at the helm). Its true that at the beginning of the film around 300 people get turned into human Cow&Gate paste for the Alien nursery (shame it wasn't those Spartans - that would have shown them!), but look what happens when we later inject a measly 13 soldiers into an otherwise peaceful alien colony. Thousands of aliens get wiped out in all manor of gun-porn ways, and then at the end, as if to add insult to injury the person who isn't a soldier goes all fancy dress in a JCB costume and tears great lumps out of the alien queen. But wait - there's more. Not intent with this carnage they proceed to nuke the remaining confused aliens from orbit.

This is a useful technical view, and helps to place the Semantic Web standards (RDF, RDFS, OWL, SWRL, etc) in context. However, it does not communicate the original vision of the Semantic Web. In his Scientific American article, Tim-Berners Lee (and co-authors Jim Hendler and Ora Lassila) say that the Semantic Web will:
"...open up the knowledge and workings of humankind to meaningful analysis by software agents, providing a new class of tools by which we can live, work and learn together."
This goal - of a machine processable web of information - lies behind the set of Semantic Web technologies. The vision is clear, that we take the Web's open approach and apply it to machine-readable information, providing a global platform for knowledge systems.
The Semantic Web family of standards helps us toward this goal in three ways, in that they:
In e-learning we might see see benefits in well-formed metadata from an increased inter-relatedness of e-learning standards (for example, relating Learning Object Metadata to Learning Design Schemas); benefits from interoperability in the form of exchangeable records (for example, between Student Information Systems, Portfolios and Item Banks); and benefits from reasoning in the shape of aligned teaching or supporting independent learners (e.g. linking syllabus to teaching materials to assessment).
In the Learning Societies Lab we have been particularly interested in the potential of reasoning to create aligned teaching. A few years ago we created a simple demonstrator that reasoned about which questions might be appropriate for a given syllabus by examining a SKOS model of the subject domain.

While it is technically interesting to explore these issues there is a real problem in getting the information into the right forms to apply the reasoning techniques. In the aligned teaching case it would mean having an institutionally agreed ontology for each topic, and having all syllabus and all questions annotated using it.
In fact while the upper layers of the Semantic Web Stack have attracted a lot of academic interest, it is the bottom layers that have seen the most success: the core naming scheme of URIs and the Syntax of XML. In the last few years XML has had a massive impact on the way in which people use the Web, and has enabled cornerstone features of Web 2.0 such as RSS feeds and Mashups based on XML APIs. To a certain extend XML on its own takes us a long way towards well-formed meta-data and interoperability, and the data-integration that it enables has already had a significant impact on our approaches to e-learning.
In my last post I talked about the rise of a New Web Literacy, a preparedness amongst the new generation of students to share, trust and co-operate online, and to take ownership of their digital identity and environment. This is all enabled through loosely coupled systems, often connected together using RSS or XML APIs. There is a growing feeling amongst e-learning technologists that we should shift away from institutionally owned Virtual Learning Environments (VLEs) towards Personal Learning Environments (PLEs) that are more respectful of this Web Literacy.
So URIs and XML have already taken us a long way into a new world of data integration that has already radically changed the way in which we think about e-learning. But the Semantic Web is much more than just data integration.
I have wanted to present something on this topic ever since I went to ICALT earlier this year. There seemed to be two groups of people present at the conference: practitioners that had discovered Web 2.0 applications and were having great fun experimenting with them, and more traditional e-learning researchers still exploring the cornerstones of traditional e-learning thinking (Virtual Learning Environments, SCORM, Learning Design, Learning Objects and the like).My thought was that the excited practitioners are like the Nouveau Riche of eighteenth century London. Back then new money was flooding into the Capital from the colonies and into the hands of people who weren't used to having it. For the first time the Old Money, established families in the Gentry and Aristocracy, were faced with people with a different mindset who were experimenting with their wealth, exploring new forms of literature and music, and engaging with architecture and fashion with no regard for the established rules or structures. At ICALT I thought I saw an analogy in the form of the Nouveau Technorati (New Technical People) - who didn't respect the old rules of the e-learning world and instead were eagerly experimenting with the new generation of Web 2.0 technologies.
I began to wonder what the underlying cause of this was - what is it about blogs, wikis, social software, resource sharing and tagging that strikes such a chord? I'm not the only one left wondering:

The quote is from Time Magazine, when they broke with convention and voted "You" person of the year, 2006. I think they perfectly captured the zeitgeist, and cut straight to the key issue about these technologies - which is that they are about empowering their users, and giving the ownership of technology back to You.
But who is "You"? Surely the claim isn't totally Universal? Diana Oblinger starts to tease this apart in her work on understanding the new students. She talks in generational terms about the attitudes of students.
We've got used to the Baby Boomers (people in the demographic upsurge that followed the World Wars, and who had their teenage years in the sixties and seventies) teaching Generation X (the disaffected young people who rebelled against the dominance of the boomers, and who had their teenage years in the eighties and nineties). An important distinction between these generations is Computer Literacy, which Boomers need to learn, but which Gen-Xers grew up with. Diana Oblinger makes a case for the emergence of a new generation that she calls the Millenials (but who have also been called the iPod Generation, or Generation Y), who have their teenage years in the 2000s.
It is interesting to focus on the different attitudes to education held by Digital Natives and Immigrants. The argument is that Immigrants are much more passive that Natives, and prefer their learning experience to be structured, focused and based on individual experience, while Natives prefer a multi-tasking, random-access approach to information which is much more interactive and collaborative. They also see learning as a natural part of their world, rather than an unnatural adjunct.If we take these characterisations of our students we can then look at how our current e-learning technologies match up with them to find out if we are providing the sort of support that our Web Literate students actually need.
E-learning at the moment is dominated by the notion of the Virtual Learning Environment (VLE), these are monolithic systems that provide a single port of call for students and where they can get access to resources, receive notifications about course events and interact with their teachers and peers. It seems obvious that this kind of structured experience, owned wholly by institutions and teachers, does not fit the kind of flexible, random-access mindset of the new Web Literate students.
(above image is from a generator at http://generator.kitt.net/)
Examples of PLE software include the early Colloquia system (a kind of desktop learning organiser), PLEX (an organiser that is integrated with a variety of online services), and more recently Elgg (an open source social networking system).
But you could go further. Flock is a new Web browser that understands the APIs of a number of key websites, this allows some very powerful data integration (such as dragging photos from Flickr into Facebook to share them with friends), and NetVibes offers a sophisticated way in which to build and customise a homepage that uses a wide range of widgets to draw information together. This effectively means that one can imagine an extreme PLE made up solely of publicly available Internet applications and services. For example, NetVibes can display calendars constructed of shared iCal files (so imagine if institutions published timetables, coursework deadlines and exam schedules in this format), displays RSS (what if courses had an RSS feed?) and has widgets for key social sites like Facebook (perfect for organising group work).
We can thus see an e-learning spectrum, from VLEs where the institution has almost total ownership, through PLEs, to entirely Web-based systems, where it is the students who have the ownership of their learning experience.
The problem is that we could take this argument a lot further. If we say that students can build their own learning experiences using open online applications, then surely they can do the same thing with content, drawing on online tutorials, help files and examples, creating ad-hoc learning groups using goal-sharing systems like 43-things, and building an independent portfolio of work. In this world, all learning is informal, and the institutions role is purely as an acreditor.
I accept that there is a place for this kind of learning (after all, we don't stand intellectually still after our University days are over), but I think that just as student ownership matters, so does institutional ownership. Institutions have values that they pass on to their students, and provide a service that guides and supports students to achieve a high quality of learning in a relatively short space of time. It is this spirit - and the access to the professional staff that embody it - that constitutes the added value of an institution, and which students are willing to pay for.
So the question is how could we support student ownership of the experience, without throwing away the institutional ownership of the provision?
I think that the answer is to keep the system in the cloud, in other words institutions provide a number of loosely coupled tools that can be appropriated by students or staff as needed. To make this work the tools have to be functionally focused and have open applicability so that they are easy to incorporate into peoples working spaces, and can be used flexibly in as many different ways as possible. To be successful I also think that it's necessary for these tools to exist as a public service, but also to be available as open source solutions so that Institutions can run them locally and thus guarantee a certain level of service to their students and staff (in a similar way to the email systems they run today).I'm currently trying to create a Learning Societies Toolkit, which packages of number of applications with these characteristics that have been developed in the Learning Societies Lab here at Southampton, and am also intending to create public versions of them so that teachers and students at institutions without the capability (or inclination) to move forward in this way have a way in which to access them.
Before I finish its worth drawing attention to a marvelous piece of work undertaken by the Digital Ethnography department at Kansas State University, under the supervision of Prof. Michael Wesch. The following video presents the result of 200 students surveying themselves using a collaborative web authoring tool (Google Docs):
Its a very evocative video, but I don't entirely agree with the conclusions (that a solution to personalised learning is to return to chalk and talk teaching methods). I think that instead we could concentrate on building e-learning systems that don't try and enclose students in a safe but suffocating environment, and instead look at building systems that empower both teachers and students, helping them to interact and support one another in an open, flexible way.
It's time to reclaim the virtual learning environment.
The VLE is dead, long live the VLE!