Making Sense of Wheelchair Wheels, Part I Wheelchair Wheels, Part III: Off-Road Wheels Wheelchair wheels and tires are one of the most...

Active manual wheelchairs in high income countries typically cost between $5,000 and $10,000+. This is a lot of money. Therefore, many...

Ah, there is nothing like a relaxing day at The Beach. Well, that is if you can walk without difficultly. For wheelchair users, going to...

I am distilling a complex system of many interconnected factors into two relatively simple graphics for the sake of simplicity. Each...

If you can walk in typical fashion, I would like you to imagine what it would be like to walk without having control of your trunk...

We are all familiar with the stories of the amazing things that assistive technology (AT) enables people with disabilities to do. What is...

When people think about assistive technology (AT), they typically think about the benefit it provides. It has been well established that...

There are a number of detachable trike wheels available to purchase for active wheelchairs. These devices typically cost about $600 or...

I have encountered a large number of manual wheelchairs users who are dissatisfied with the setup and function of their wheelchair....

The purpose of the Trailwind is to provide power-assist for manual wheelchairs on rough terrain. It is NOT intended as full motorized...

When we typically think of evolution, we think of “ survival of the fittest” ,  where evolution is the process of something getting...

In Cheap Wheelchairs Part I , I discussed how the cheapest wheelchairs manufactured in China and sold wholesale on Alibaba.com are also...

There are millions of manual wheelchair users in the United States. The majority are using standard manual wheelchairs. These wheelchairs...

Once you recognize that the mobility outcomes produced by a person using a wheelchair is the result of the interactions of a Complex...

The mobility performance of a person using a wheelchair is the result of the output of a complex adaptive system made up of the...

The primary purpose of a manual wheelchair is to provide mobility for replacing walking in the environment. The more active a wheelchair...

Let’s imagine I own a large and influential wheelchair manufacturing company. And my goal is to make the most amount of money possible...

Pointing out problems is fairly easy. Coming up with realistic solutions is much harder. So, lets take a look at a meaningful solution. ...

Profiteering by Upselling Unneeded Assistive Technology This type of profiteering happens when the upselling is for items that the...

I am continuing on the theme from Part III which discusses how Ultra-Customization is used by the For-Profit Wheelchair Industry to...