Brian Moynihan

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Using Twitter for Curriculum Mapping in Medical Education

July 17th, 2010 · Uncategorized

These days I’m working on a system to provide a full-scale lecture-tagging application for medical education. The idea is that by taking a bottom-up approach, where students tag their lectures, there will be a number of benefits:

  • students will be able to more easily search their lectures when reviewing material for a standardized test or a clinical rotation.
  • faculty will be able to see what students think they are learning :)
  • administrators will be able to tell where things are being taught across the curriculum

I’m excited for the potential!

More on this soon…

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Twisted systems

February 23rd, 2010 · Technology

As I was describing the tech systems at my work to an outsider today, I came up with a metaphor that seems to aptly describe the way that these systems develop.

Imagine a tree sitting alone in a field. It is bent in strange ways, twisted around itself, seemingly defying gravity and sense in the way it has grown. Out of context it’s baffling how this tree ever came to assume that shape.

How can that be good for the trunk? Why it didn’t just grow straight up the way we expect trees to?

Then someone tells you the history of the tree. At one time there was another tree nearby that cast a large shadow across its path, and so the tree started to bend to the side to capture more sunlight.

Later someone built a wall on another of its sides, and the tree started contorting in a different direction to fit its environment and get the nutrients it needed. One of its limbs later falls off in an accident, or when someone saws it off to make way for a power line.

Given its history, all of these contortions start to make sense. Indeed, that twisted tree might actually be growing in the most sensible way possible considering these circumstances.

The same is true of information ecologies.

Databases take shape to serve a particular need, but a few years later, when departments merge, they grow strange appendages. When the larger organization decides it’s time to standardize its operations, some but not all of the functions of the now mutated database are taken over.

Portions of the old system are then lopped off, but the database isn’t replaced because of lack of resources and the critical functions that it serves. Whenever new people are hired and learn about the system they scratch their heads and wonder why it was ever set up that way in the first place.

This takes place not just with trees and databases, but with software that has to fit larger ecologies, and even human systems that have little to do with technology. The old timers just smile and shrug when people ask how it happened.

The takeaway? They say that all politics are local, but I’ll take that one further: all systems are local. All technology is local.

The best technology for a given situation is likely dependent upon a number of systemic factors, including the other technologies it will need to interact with. In many cases interoperability – the ability to adapt and play nice with other systems – is the most important factor of all.

That’s the great beauty of the twisted tree; it survives because it is able to adapt.

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Design Philosophy

February 16th, 2010 · Technology

User design is one of the most important aspects of technological work. To get it right we have to remember that the medium really is the message. So what message do you want to send?

In a talk about the use of technology in the foreign language classroom, Vinodh Venkatesh drew upon linguistic theory of “languaging” to describe the best application of technology. The idea is that words aren’t just a neutral medium; they actively participate in the creation of meaning in a social setting.

He contrasts this with the awkward term “technologizing,” when technology actively hinders the learning process. You know the drill: 7 clicks to find the information you’re looking for on a website, cluttered interfaces that force you to flinch involuntarily, or programs that don’t seem to remember your preferences no matter how many times you click the alert box away.

My design philosophy is simple, whether you are trying to assist your users in learning, information seeking or just loosening their wallets: get out of the way.

The less that the design slows down their smooth passage to their goal, the better it is. There is magic in making an interface disappear.

Of course, this is easier said than done. The beauty and simplicity of a well-built website can definitely be a hard-won struggle, or even a lifelong process. To quote Bruce Lee:

One does not accumulate but eliminate. It is not daily increase but daily decrease. The height of cultivation always runs to simplicity.

The same principles apply to systems analysis and the creation of a workflow. I believe (and perhaps this is the result of reading too much Zen and Taoist thought) that systems should be as simple as possible, but no simpler.

Getting out of the way is precisely what makes the newest offerings from tech companies so exciting. The iPad seems to promise computing so intuitive even your grandmother or a monkey could understand it. Microsoft’s promising Natal Project takes this process a step further, using a 3D camera to take a Wii-like interface to a new level, with nothing to hold. Moreso though, with facial and voice recognition built in, Natal promises to pick up your video game where you left it last week, and automatically connect you with your set of friends.

The technology to pull this off is anything but simple, but the user experience is able to convey a much more powerful message when there is even less ‘there’ there.

As they say in the Agile Manifesto:

Simplicity–the art of maximizing the amount
of work not done–is essential.

This is true of the creator, but it is also true of the user. The less work involved in an interaction, the better.

Google (and dare I say Bing) trumps Yahoo and AOL for search, because it knows its design is fundamentally about the search box.

Some products exist solely to clean up the poor design of other people. Two bookmarklets do just that: Readability gives the web beautiful, clutter free text; Quietube gives the it clutter-free video.

Both bring the user fresh air, blowing through the empty spaces.

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Masters Thesis: Finding the Pulse

January 28th, 2010 · Technology

In December I finished my masters degree in Information Science. My focus has always been on instructional technology, so I wrote my thesis about Sakai, an open source Learning Management System (LMS). It analyzes the needs assessment process that the UNC School of Medicine used in choosing Sakai as its LMS of choice, and the complex reasons for its adoption. It’s entitled “Finding the Pulse: An Analysis of the Learning Management System Needs Assessment Process at the UNC School of Medicine” (pdf).

Some of the fundamental takeaways of the paper are that Sakai was chosen because of its flexibility, because of its interoperability with other systems, because of its diverse toolset, and because of its lower Total Cost of Ownership (although the Sakai Foundation does not promote price as a prominent selling point). For these reasons, the analysis supports the argument for UNC to adopt Sakai as its official LMS. At my job I’ve been working on ways of implementing Sakai into the curriculum to serve pedagogy and improve medical education.

I was glad to see that the thesis generated some interest. Michael Feldstein (member of the Sakai Foundation Board of Directors, and Principal Product Manager for Academic Enterprise Solutions at Oracle Corporation) wrote an article about it on his blog e-Literate, and a small crowd of folks have been passing the link to his article around. The article dives into a few key themes of the paper, including the way that feature parity between systems mean that other factors- such as cost, interoperability and openness- end up being a deciding factor for many schools.

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