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Assistive Technology Performance Expansion/Compression – Erik Kondo
When people think about assistive technology (AT), they typically think about the benefit it provides. It has been well established that...
May 29, 20244 min read

Beware the Wheelchair Users Performance Gap - Erik Kondo
In the active wheelchair world, there are a lot of people looking to obtain or create an assistive technology device that makes using a...
Sep 18, 20235 min read

The Personal Transfer Model – Erik Kondo
Part I – The Model The Personal Transfer Model describes wheelchair transfers as the combination of three personal factors of: · ...
Feb 9, 20239 min read

The Personal Mobility Model – Erik Kondo
When it comes to enhancing mobility performance for wheelchair users and others with mobility impairments, it is useful to think in terms...
Feb 9, 20233 min read


Three Types of Learning – Which One Do You Use? – Erik Kondo
There are three distinct categories of learning: Vertical Learning, Horizontal Learning, and Connective Learning . Vertical Learning is...
Feb 6, 20232 min read

Wheelchair Self-defense: On Using Your Wheelchair as a Weapon and More - Erik Kondo
I have repeatedly come across internet self-defense “advice” for wheelchair users. The majority of the suggestions provided usually refer...
Feb 6, 20233 min read

Learning Leads to Degrees of Understanding, Part II – Erik Kondo
In Part II, we will look at where different types of learning methods fit in to the three Modes of Conceptualize, Training, and...
Feb 6, 20234 min read

Learning Leads to Varying Degrees of Understanding, Part I – Erik Kondo
High understanding is the result of effective learning. Effective Learning is the result of the combination of Three Modes of Learning....
Feb 6, 20234 min read


Don’t Compare, But Do Evaluate. – Erik Kondo
A group of handcyclists gathered together at the start of a ride.
Sep 11, 20222 min read


The Declarative and Procedural Knowledge Grid – Erik Kondo
Let’s start with some definitions. Declarative knowledge is cognitive understanding of a subject. You consciously know how something...
Mar 4, 20223 min read


The Adaptive Performance Map (from Satir Model) - Erik Kondo
The Adaptive Performance Map is my modified version of the Satir Model created by Virginia Satir. The chart describes different stages...
Jan 26, 20226 min read


Wheelchair Performance Outcomes: Absolute and Relative – Erik Kondo
Wheelchairs are like other personal mobility devices (PMDs) such that designers, manufacturers, and innovators are constantly attempting...
Dec 9, 20203 min read


The Body Lever for Floor-to-Wheelchair Transfers - Erik Kondo
Proper use of a Leveraged Lift via the Body Lever is the key to a successful Floor-to-Wheelchair transfer (FWT). Yet, few people...
Apr 11, 20192 min read


The Case for Acquired Complex Motor Mobility - Erik Kondo
As a Wheelchair-User for over thirty years, I see a widespread problem. The problem is that Wheelchair-Users are mostly locked out of...
Jun 11, 20183 min read


The Hardware and Software Performance Model - Erik Kondo
Take a moment to think about performing something your can do really well. See yourself doing it. Now, think of a person you know who can...
Jun 11, 20184 min read


Wheelie Skills and More - Erik Kondo
A wheelie is maintained by balancing the wheelchair’s Center of Mass directly over the wheelchair’s rear axle. Performing a wheelchair...
Jun 11, 20182 min read
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